Grumpopotamus (And the Crankosaurus Rex) by Sugar Free Allstars Who dares wake the grumpopotamus? Artist: Sugar Free Allstars Album: Sugar Free Allstars Track: 2 Featured on: Jun 29, 2019 Playlists: Dinosaurs Trombone Awards: 2016 Fids & Kamily Listen on Spotify: Report Content Issue: * Inaccurate Content Inappropriate Content Broken Links Spam Copyright Infringement Your Name: * Your Email: * Details: * Submit Report