Channel Frederator - Watch Funny Cartoons Online -- This week on a Very Special Refrederator... Look up in the sky! It's a bird! It's a plane! It's POP UP SUPERMAN Monday! Rate This Short: Comic fans! Classic Cartoon fans! Come together and Rejoice!!! Refrederator is proud to present the 1941 Superman Cartoon: The Mechanical Monsters. MM was directed by Dave Fleischer and produced by Paramount Pictures. The Refrederator team added wise ass pop-up commentary. If you liked this, and want to see more Pop Up Specials, write in and let us know! Comment down below or send an email to: vj@channelfrederator.com Up, Up and AWAY!!! (11:45)