@BarackObama tweeted: David Letterman and President Obama discussed retirement plans last night. Take a look:

Popular in your network Barack Obama @BarackObama   David Letterman and President Obama discussed retirement plans last night. Take a look: YouTube View on Twitter YouTube @YouTube   Wanna be a part of something awesome? Follow these directions. #10YearsOfYouTube View on Twitter Ariana Grande @ArianaGrande   congrats to my friend @MileyCyrus on the launch of @happyhippiefdn!!! you are an 👼 on earth. i can't… instagram.com/p/2T8OqDSWa_/ View on Twitter Virginia Tourism @VisitVirginia   Celebrating 40 Years with @KingsDominionVA and @BuschGardensVA #loveva View on Twitter VCU Athletics @VCUathletics   New items have been added to our online auction! Bid today>> bit.ly/1IL8brV #LetsGoVCU View on Twitter Ellen DeGeneres @TheEllenShow   Ryan McHenry had a great sense of humor. The"@RyanGosling Won't Eat His Cereal" guy couldn't ask for a better tribute Vine View on Twitter Not what you're looking for? Well there's more to see on Twitter! Click here to discover more interesting Tweets. Explore Email settings | Opt-out |  Help Twitter, Inc. 1355 Market Street, Suite 900 San Francisco, CA 94103