truTV Presents: World's Dumbest... pays tribute to toasts...and roasts - 20 of the dumbest partiers on the planet. Grandmas doing keg-stands, karaoke singers unable to belt out the ABC's, and Aussies shooting fireworks from down under. Featuring commentary from Danny Baldwin, Leif Garrett, Danny Bonaduce and the other world-renowned party animals in our celebrity cast.