He Ain't Heavy, He's Just Frozen is the 9th episode of Season 1 of the Electric Company. It first aired on March 20, 2009.
After getting into a fight, Manny and Annie accidentally permenately freeze Keith Watson and Annie's baby sister, who she was supposed to babysit. Now, it's up to the rest of the Electric Company to save him before his dad discovers that he was frozen.
Pete Wentz guest stars in this episode.