diff --git a/lib/assets/javascripts/flowerbox/jasmine/reporter.js.coffee b/lib/assets/javascripts/flowerbox/jasmine/reporter.js.coffee
index df098e8..ef0c1be 100644
--- a/lib/assets/javascripts/flowerbox/jasmine/reporter.js.coffee
+++ b/lib/assets/javascripts/flowerbox/jasmine/reporter.js.coffee
@@ -38,6 +38,7 @@ class jasmine.FlowerboxReporter
     for item in spec.results().items_
       if !item.passed_
         result.status = Flowerbox.Result.FAILURE
+
         stack = item.trace.stack || []
         if stack.constructor != Array
           stack = stack.split("\n")
diff --git a/lib/assets/javascripts/flowerbox/jasmine/selenium.js.coffee b/lib/assets/javascripts/flowerbox/jasmine/selenium.js.coffee
index 473db0f..ca85b80 100644
--- a/lib/assets/javascripts/flowerbox/jasmine/selenium.js.coffee
+++ b/lib/assets/javascripts/flowerbox/jasmine/selenium.js.coffee
@@ -5,11 +5,13 @@ jasmine.Spec.beforeAddMatcherResult().push ->
       lol.wut
     catch e
       if e.stack
-        file = switch Flowerbox.environment
+        file = switch Flowerbox.environment.toLowerCase()
           when 'firefox'
             e.stack.split("\n")[3]
           when 'chrome'
             e.stack.split("\n")[4]
+          else
+            'unknown:0'
 
-        @trace = { stack: [ file ] }
+        @trace = { stack: [ @message, file ] }
 
diff --git a/lib/flowerbox.rb b/lib/flowerbox.rb
index f94f5b8..1fa9453 100644
--- a/lib/flowerbox.rb
+++ b/lib/flowerbox.rb
@@ -2,46 +2,20 @@ require "flowerbox/version"
 require 'rainbow'
 
 module Flowerbox
-  module CoreExt
-    autoload :Module, 'flowerbox/core_ext/module'
-  end
+  require 'flowerbox/core_ext/module'
 
-  autoload :Runner, 'flowerbox/runner'
-  autoload :Task, 'flowerbox/task'
+  require 'flowerbox/runner'
 
-  module Run
-    autoload :Base, 'flowerbox/run/base'
-    autoload :Test, 'flowerbox/run/test'
-    autoload :Debug, 'flowerbox/run/debug'
-  end
+  require 'flowerbox/run/base'
+  require 'flowerbox/run/test'
+  require 'flowerbox/run/debug'
 
-  module Runner
-    autoload :Node, 'flowerbox/runner/node'
-    autoload :Selenium, 'flowerbox/runner/selenium'
-    autoload :Firefox, 'flowerbox/runner/firefox'
-    autoload :Chrome, 'flowerbox/runner/chrome'
-    autoload :Base, 'flowerbox/runner/base'
-  end
+  require 'flowerbox/test_environment'
+  require 'flowerbox/result'
+  require 'flowerbox/result_set'
+  require 'flowerbox/gathered_result'
 
-  autoload :TestEnvironment, 'flowerbox/test_environment'
-
-  module TestEnvironment
-    autoload :Base, 'flowerbox/test_environment/base'
-    autoload :Jasmine, 'flowerbox/test_environment/jasmine'
-    autoload :Cucumber, 'flowerbox/test_environment/cucumber'
-  end
-
-  autoload :Rack, 'flowerbox/rack'
-
-  autoload :ResultSet, 'flowerbox/result_set'
-  autoload :GatheredResult, 'flowerbox/gathered_result'
-  autoload :Result, 'flowerbox/result'
-
-  autoload :Reporter, 'flowerbox/reporter'
-
-  autoload :Server, 'flowerbox/server'
-  autoload :UniqueAssetList, 'flowerbox/unique_asset_list'
-  autoload :SprocketsHandler, 'flowerbox/sprockets_handler'
+  require 'flowerbox/reporter'
 
   class << self
     attr_writer :reporters
@@ -87,7 +61,7 @@ module Flowerbox
       Pathname(File.expand_path('../..', __FILE__))
     end
 
-    attr_accessor :test_environment, :runner_environment, :bare_coffeescript
+    attr_accessor :test_environment, :runner_environment, :bare_coffeescript, :server
 
     def configure
       yield self
diff --git a/lib/flowerbox/reporter.rb b/lib/flowerbox/reporter.rb
index f6a00c8..3c3a49d 100644
--- a/lib/flowerbox/reporter.rb
+++ b/lib/flowerbox/reporter.rb
@@ -2,11 +2,12 @@ module Flowerbox
   module Reporter
     extend Flowerbox::CoreExt::Module
 
-    autoload :Base, 'flowerbox/reporter/base'
-    autoload :ConsoleBase, 'flowerbox/reporter/console_base'
-    autoload :Verbose, 'flowerbox/reporter/verbose'
-    autoload :Progress, 'flowerbox/reporter/progress'
-    autoload :FileDisplay, 'flowerbox/reporter/file_display'
+    require 'flowerbox/reporter/file_display'
+
+    require 'flowerbox/reporter/base'
+    require 'flowerbox/reporter/console_base'
+    require 'flowerbox/reporter/verbose'
+    require 'flowerbox/reporter/progress'
   end
 end
 
diff --git a/lib/flowerbox/result.rb b/lib/flowerbox/result.rb
index cd9588d..4437c4b 100644
--- a/lib/flowerbox/result.rb
+++ b/lib/flowerbox/result.rb
@@ -10,12 +10,12 @@ module Flowerbox
       extend Flowerbox::CoreExt::Module
     end
 
-    autoload :Base, 'flowerbox/result/base'
-    autoload :Exception, 'flowerbox/result/exception'
-    autoload :Failure, 'flowerbox/result/failure'
-    autoload :Pending, 'flowerbox/result/pending'
-    autoload :FailureMessage, 'flowerbox/result/failure_message'
-    autoload :FileInfo, 'flowerbox/result/file_info'
+    require 'flowerbox/result/base'
+    require 'flowerbox/result/exception'
+    require 'flowerbox/result/failure'
+    require 'flowerbox/result/pending'
+    require 'flowerbox/result/failure_message'
+    require 'flowerbox/result/file_info'
 
     class << self
       def for(test_env, type)
diff --git a/lib/flowerbox/result/base.rb b/lib/flowerbox/result/base.rb
index 1eaf7e9..b2653f4 100644
--- a/lib/flowerbox/result/base.rb
+++ b/lib/flowerbox/result/base.rb
@@ -3,6 +3,7 @@ require 'forwardable'
 module Flowerbox
   module Result
     class Base
+      require 'flowerbox/result/file_info'
       include Flowerbox::Result::FileInfo
 
       extend Forwardable
diff --git a/lib/flowerbox/run/base.rb b/lib/flowerbox/run/base.rb
index 3f1fea1..fe2e134 100644
--- a/lib/flowerbox/run/base.rb
+++ b/lib/flowerbox/run/base.rb
@@ -33,6 +33,8 @@ module Flowerbox::Run
     end
 
     def sprockets
+      require 'flowerbox/sprockets_handler'
+
       Flowerbox::SprocketsHandler.new(
         :asset_paths => [
           Flowerbox.path.join("lib/assets/javascripts"),
diff --git a/lib/flowerbox/run/test.rb b/lib/flowerbox/run/test.rb
index 3c9954b..21bdd8f 100644
--- a/lib/flowerbox/run/test.rb
+++ b/lib/flowerbox/run/test.rb
@@ -1,5 +1,7 @@
 module Flowerbox::Run
   class Test < Base
+    require 'flowerbox/runner/base'
+
     def execute
       prep!
 
diff --git a/lib/flowerbox/runner.rb b/lib/flowerbox/runner.rb
index af69eb0..5506272 100644
--- a/lib/flowerbox/runner.rb
+++ b/lib/flowerbox/runner.rb
@@ -1,6 +1,12 @@
 module Flowerbox
   module Runner
     extend Flowerbox::CoreExt::Module
+
+    def self.find_constant(string)
+      require "flowerbox/runner/#{string}"
+
+      super
+    end
   end
 end
 
diff --git a/lib/flowerbox/runner/base.rb b/lib/flowerbox/runner/base.rb
index aeb8848..8d3b472 100644
--- a/lib/flowerbox/runner/base.rb
+++ b/lib/flowerbox/runner/base.rb
@@ -1,3 +1,5 @@
+require 'thread'
+
 module Flowerbox
   module Runner
     class Base
@@ -9,6 +11,10 @@ module Flowerbox
 
       class RunnerDiedError < StandardError ; end
 
+      def self.mutex
+        @mutex ||= Mutex.new
+      end
+
       def initialize
         @results = ResultSet.new
         @started = false
@@ -40,18 +46,20 @@ module Flowerbox
       end
 
       def run(*args)
-        setup(*args)
+        self.class.mutex.synchronize do
+          setup(*args)
 
-        @count = 0
-        @timer_running = true
+          @count = 0
+          @timer_running = true
 
-        puts "Flowerbox running your #{Flowerbox.test_environment.name} tests on #{console_name}..."
+          puts "Flowerbox running your #{Flowerbox.test_environment.name} tests on #{console_name}..."
 
-        server.start
+          server.start
 
-        yield
+          yield
 
-        server.stop
+          server.stop
+        end
 
         @results
       end
@@ -100,17 +108,20 @@ module Flowerbox
       end
 
       def server
-        return @server if @server
+        require 'flowerbox/rack'
+
+        Flowerbox::Rack.runner = self
+        Flowerbox::Rack.sprockets = @sprockets
+
+        return Flowerbox.server if Flowerbox.server
+
+        require 'flowerbox/server'
 
         server_options = { :app => Flowerbox::Rack }
         server_options[:logging] = true if options[:verbose_server]
         server_options[:port] = Flowerbox.port
 
-        @server = Flowerbox::Server.new(server_options)
-        Flowerbox::Rack.runner = self
-        Flowerbox::Rack.sprockets = @sprockets
-
-        @server
+        Flowerbox.server = Flowerbox::Server.new(server_options)
       end
 
       def log(message)
diff --git a/lib/flowerbox/runner/chrome.rb b/lib/flowerbox/runner/chrome.rb
index e681f64..25311bc 100644
--- a/lib/flowerbox/runner/chrome.rb
+++ b/lib/flowerbox/runner/chrome.rb
@@ -1,3 +1,5 @@
+require 'flowerbox/runner/selenium'
+
 class Flowerbox::Runner::Chrome < Flowerbox::Runner::Selenium
   def name
     "Chrome"
diff --git a/lib/flowerbox/runner/firefox.rb b/lib/flowerbox/runner/firefox.rb
index bff7786..27a49d6 100644
--- a/lib/flowerbox/runner/firefox.rb
+++ b/lib/flowerbox/runner/firefox.rb
@@ -1,3 +1,5 @@
+require 'flowerbox/runner/selenium'
+
 class Flowerbox::Runner::Firefox < Flowerbox::Runner::Selenium
   def name
     "Firefox"
diff --git a/lib/flowerbox/runner/node.rb b/lib/flowerbox/runner/node.rb
index 92f502b..aa3449b 100644
--- a/lib/flowerbox/runner/node.rb
+++ b/lib/flowerbox/runner/node.rb
@@ -1,5 +1,6 @@
 require 'tempfile'
 require 'json'
+require 'flowerbox/runner/base'
 
 module Flowerbox
   module Runner
diff --git a/lib/flowerbox/runner/selenium.rb b/lib/flowerbox/runner/selenium.rb
index 6d67203..e97d61d 100644
--- a/lib/flowerbox/runner/selenium.rb
+++ b/lib/flowerbox/runner/selenium.rb
@@ -1,4 +1,5 @@
 require 'selenium-webdriver'
+require 'flowerbox/runner/base'
 
 module Flowerbox
   module Runner
diff --git a/lib/flowerbox/sprockets_handler.rb b/lib/flowerbox/sprockets_handler.rb
index 0666f40..ab03391 100644
--- a/lib/flowerbox/sprockets_handler.rb
+++ b/lib/flowerbox/sprockets_handler.rb
@@ -18,6 +18,8 @@ module Flowerbox
     def initialize(options)
       @options = options
 
+      require 'flowerbox/unique_asset_list'
+
       @files = Flowerbox::UniqueAssetList.new
     end
 
diff --git a/lib/flowerbox/test_environment.rb b/lib/flowerbox/test_environment.rb
index 1f56e88..33de4f7 100644
--- a/lib/flowerbox/test_environment.rb
+++ b/lib/flowerbox/test_environment.rb
@@ -4,6 +4,8 @@ module Flowerbox
 
     class << self
       def for(env)
+        require "flowerbox/test_environment/#{env}"
+
         find_constant(env).new
       end
     end
diff --git a/lib/flowerbox/test_environment/cucumber.rb b/lib/flowerbox/test_environment/cucumber.rb
index fd98942..8c9df26 100644
--- a/lib/flowerbox/test_environment/cucumber.rb
+++ b/lib/flowerbox/test_environment/cucumber.rb
@@ -1,3 +1,5 @@
+require 'flowerbox/test_environment/base'
+
 module Flowerbox
   module TestEnvironment
     class Cucumber < Base
@@ -12,6 +14,8 @@ module Flowerbox
       def inject_into(sprockets)
         super
 
+        require 'flowerbox/tilt/feature_template'
+
         @sprockets.register_engine('.feature', Flowerbox::Tilt::FeatureTemplate)
       end
 
@@ -84,9 +88,3 @@ JS
   end
 end
 
-module Flowerbox
-  module Tilt
-    autoload :FeatureTemplate, 'flowerbox/tilt/feature_template'
-  end
-end
-
diff --git a/lib/flowerbox/test_environment/jasmine.rb b/lib/flowerbox/test_environment/jasmine.rb
index 23b987e..729a83b 100644
--- a/lib/flowerbox/test_environment/jasmine.rb
+++ b/lib/flowerbox/test_environment/jasmine.rb
@@ -1,3 +1,4 @@
+require 'flowerbox/test_environment/base'
 require 'jasmine-core'
 
 module Flowerbox
diff --git a/lib/flowerbox/tilt/feature_template.rb b/lib/flowerbox/tilt/feature_template.rb
index d5e734a..b6586bf 100644
--- a/lib/flowerbox/tilt/feature_template.rb
+++ b/lib/flowerbox/tilt/feature_template.rb
@@ -1,21 +1,23 @@
 require 'tilt'
 
-module Flowerbox::Tilt
-  class FeatureTemplate < Tilt::Template
-    self.default_mime_type = 'application/javascript'
+module Flowerbox
+  module Tilt
+    class FeatureTemplate < ::Tilt::Template
+      self.default_mime_type = 'application/javascript'
 
-    def prepare; end
+      def prepare; end
 
-    def evaluate(scope, locals, &block)
-      <<-JS
+      def evaluate(scope, locals, &block)
+        <<-JS
 Flowerbox.Cucumber.Features = Flowerbox.Cucumber.Features || [];
 
 Flowerbox.Cucumber.Features.push("#{escaped_data}");
 JS
-    end
+      end
 
-    def escaped_data
-      data.gsub("\n", "\\n").gsub('"', '\\"')
+      def escaped_data
+        data.gsub("\n", "\\n").gsub('"', '\\"')
+      end
     end
   end
 end