2 files changed, 4 insertions, 5 deletions
diff --git a/activerecord/lib/active_record/associations/association_collection.rb b/activerecord/lib/active_record/associations/association_collection.rb
index 3d8a23fdca..6433cc3034 100644
--- a/activerecord/lib/active_record/associations/association_collection.rb
+++ b/activerecord/lib/active_record/associations/association_collection.rb
@@ -329,7 +329,7 @@ module ActiveRecord
         loaded? ? @target.include?(record) : exists?(record)
       end
 
-      def proxy_respond_to?(method, include_private = false)
+      def respond_to?(method, include_private = false)
         super || @reflection.klass.respond_to?(method, include_private)
       end
 
diff --git a/activerecord/lib/active_record/associations/association_proxy.rb b/activerecord/lib/active_record/associations/association_proxy.rb
index e4a449d4f4..ba784fdb9d 100644
--- a/activerecord/lib/active_record/associations/association_proxy.rb
+++ b/activerecord/lib/active_record/associations/association_proxy.rb
@@ -50,10 +50,9 @@ module ActiveRecord
     # is computed directly through SQL and does not trigger by itself the
     # instantiation of the actual post records.
     class AssociationProxy #:nodoc:
-      alias_method :proxy_respond_to?, :respond_to?
       alias_method :proxy_extend, :extend
       delegate :to_param, :to => :proxy_target
-      instance_methods.each { |m| undef_method m unless m.to_s =~ /^(?:nil\?|send|object_id|to_a)$|^__|^respond_to_missing|proxy_/ }
+      instance_methods.each { |m| undef_method m unless m.to_s =~ /^(?:nil\?|send|object_id|to_a)$|^__|^respond_to|proxy_/ }
 
       def initialize(owner, reflection)
         @owner, @reflection = owner, reflection
@@ -77,7 +76,7 @@ module ActiveRecord
 
       # Does the proxy or its \target respond to +symbol+?
       def respond_to?(*args)
-        proxy_respond_to?(*args) || (load_target && @target.respond_to?(*args))
+        super || (load_target && @target.respond_to?(*args))
       end
 
       # Forwards <tt>===</tt> explicitly to the \target because the instance method
@@ -156,7 +155,7 @@ module ActiveRecord
       end
 
       def send(method, *args)
-        if proxy_respond_to?(method)
+        if respond_to?(method)
           super
         else
           load_target