PoliticsBarack Obama Is A Cocky Lead SingerRolling Stone magazine goes behind the music with the president to reveal the true story about that January evening at the Apollo Theater when he made the nation swoon by singing the opening line from Al Green's classic, "Let's Stay Together."By by Dorsey ShawBuzzFeed StaffPosted on April 25, 2012, 3:40 pmTwitterFacebookLink Via rollingstone.com Ready for the Fight: Rolling Stone Interview with Barack Obama rollingstone.com