just call methods on return value of `load_target`

activerecord/lib/active_record/associations/association_proxy.rb

@@ -150,17 +150,12 @@ def target=(target)
 
       # Forwards the call to the target. Loads the \target if needed.
       def inspect
-        load_target
-        @target.inspect
+        load_target.inspect
       end
 
       def send(method, *args)
-        if respond_to?(method)
-          super
-        else
-          load_target
-          @target.send(method, *args)
-        end
+        return super if respond_to?(method)
+        load_target.send(method, *args)
       end
 
       def scoped