5 . ` ` The Colbert Report '' parodies TV theme songs . Robin Williams butchers ` ` Weird Al '' Idina Menzel 's bids adieu to friend Gwen Stefani .
` ` The Colbert Report '' parodies TV theme songs . Robin Williams butchers ` ` Weird Al '' Idina Menzel 's bids adieu to friend Gwen Stefani .