diff --git a/actionpack/CHANGELOG b/actionpack/CHANGELOG
index 9d64b6f231..0a5afddf04 100644
--- a/actionpack/CHANGELOG
+++ b/actionpack/CHANGELOG
@@ -1,5 +1,7 @@
 *Edge*
 
+* Remove define_javascript_functions, javascript_include_tag and friends are far superior. [Michael Koziarski]
+
 * Deprecate :use_full_path render option. The supplying the option no longer has an effect [Josh Peek]
 
 * Add :as option to render a collection of partials with a custom local variable name. #509 [Simon Jefford, Pratik Naik]
diff --git a/actionpack/lib/action_view/helpers/javascript_helper.rb b/actionpack/lib/action_view/helpers/javascript_helper.rb
index 8caca5b23f..22bd5cb440 100644
--- a/actionpack/lib/action_view/helpers/javascript_helper.rb
+++ b/actionpack/lib/action_view/helpers/javascript_helper.rb
@@ -114,32 +114,6 @@ module ActionView
         tag(:input, html_options.merge(:type => 'button', :value => name, :onclick => onclick))
       end
 
-      # Includes the Action Pack JavaScript libraries inside a single <script>
-      # tag. The function first includes prototype.js and then its core extensions,
-      # (determined by filenames starting with "prototype").
-      # Afterwards, any additional scripts will be included in undefined order.
-      #
-      # Note: The recommended approach is to copy the contents of
-      # lib/action_view/helpers/javascripts/ into your application's
-      # public/javascripts/ directory, and use +javascript_include_tag+ to
-      # create remote <script> links.
-      def define_javascript_functions
-        javascript = "<script type=\"#{Mime::JS}\">"
-
-        # load prototype.js and its extensions first
-        prototype_libs = Dir.glob(File.join(JAVASCRIPT_PATH, 'prototype*')).sort.reverse
-        prototype_libs.each do |filename|
-          javascript << "\n" << IO.read(filename)
-        end
-
-        # load other libraries
-        (Dir.glob(File.join(JAVASCRIPT_PATH, '*')) - prototype_libs).each do |filename|
-          javascript << "\n" << IO.read(filename)
-        end
-        javascript << '</script>'
-      end
-
-
       JS_ESCAPE_MAP = {
         '\\'    => '\\\\',
         '</'    => '<\/',
diff --git a/actionpack/test/template/javascript_helper_test.rb b/actionpack/test/template/javascript_helper_test.rb
index d6d398d224..b2c4a130c8 100644
--- a/actionpack/test/template/javascript_helper_test.rb
+++ b/actionpack/test/template/javascript_helper_test.rb
@@ -3,14 +3,6 @@ require 'abstract_unit'
 class JavaScriptHelperTest < ActionView::TestCase
   tests ActionView::Helpers::JavaScriptHelper
 
-  def test_define_javascript_functions
-    # check if prototype.js is included first
-    assert_not_nil define_javascript_functions.split("\n")[1].match(/Prototype JavaScript framework/)
-
-    # check that scriptaculous.js is not in here, only needed if loaded remotely
-    assert_nil define_javascript_functions.split("\n")[1].match(/var Scriptaculous = \{/)
-  end
-
   def test_escape_javascript
     assert_equal '', escape_javascript(nil)
     assert_equal %(This \\"thing\\" is really\\n netos\\'), escape_javascript(%(This "thing" is really\n netos'))