Bill Nye meets his match when Weird Al raps as Sir Isaac Newton. Who do you think wins?
Here are some of our favorite moments from one of America's favorite TV families.
The track features vocals from late Queen frontman Freddie Mercury and the King of Pop.
The "Dallas Buyers Club" actress is adamant she won't join her husband, actor Ben Affleck, on Twitter either.
Three backup dancers are suing the legendary performer, saying they were fired for the color of their skin.