If you've ever pondered whether or not dogs have belly buttons [1] or want to know what would happen if you ate yourself [2], you've probably figured out that Yahoo Answers is a mixed bag of terrible advice. With the help of Tony Award winner Audra McDonald, Jimmy Fallon [3] is again putting the question and answer site to good use — through song. Sure, it's not smart to take important advice from Yahoo Answers, but it's a gold mine for lyrics! Watch the video, and this second installment by the Yahoo Answers Lounge Singers [4] might just have you asking the website how to stop uncontrollable laughter.