President Obama Lit The National Christmas Tree And Then Danced On StagePresident Obama threw the switch Friday outside the White House.By by Hunter SchwarzBuzzFeed StaffPosted on December 7, 2013, 12:34 amTwitterFacebookLink Obama lit the National Christmas Tree Friday at the White House. Tap to play GIF Tap to play GIF So it's now on. The lady from Glee was there. And performers included Aretha Franklin, Mariah Carey and Janelle Monae. Michelle Obama read a book with a Muppet. And everyone danced onstage, including President Obama. Tap to play GIF Tap to play GIF The end. Here's video of the ceremony. View this video on YouTube youtube.com