1 files changed, 9 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/associations/association_collection.rb b/activerecord/lib/active_record/associations/association_collection.rb
index 140a12eacf..3b7f2df870 100644
--- a/activerecord/lib/active_record/associations/association_collection.rb
+++ b/activerecord/lib/active_record/associations/association_collection.rb
@@ -107,6 +107,15 @@ module ActiveRecord
       end
 
       private
+      
+        def method_missing(method, *args, &block)
+          if @target.respond_to?(method) or (not @association_class.respond_to?(method) and Class.respond_to?(method))
+            super
+          else
+            @association_class.constrain( :conditions => @finder_sql, :joins => @join_sql) { @association_class.send(method, *args, &block) }
+          end
+        end
+              
         def raise_on_type_mismatch(record)
           raise ActiveRecord::AssociationTypeMismatch, "#{@association_class} expected, got #{record.class}" unless record.is_a?(@association_class)
         end