Proving that he knows what the kids are listening to these days, President Barack Obama tells People magazine his favorite song of the year is Kendrick Lamar's How Much a Dollar Cost. "If there was any doubt Obama was our hippest president, let it be immediately dispelled," Jeremy Gordon writes for Pitchfork. Meanwhile, Michelle Obama claimed the inescapable Uptown Funk by Bruno Mars and Mark Ronson as her top song of 2015. The president wasn't alone in his appreciation for Lamar, who was recently nominated for 11 Grammys, including album of the year. (More Barack Obama stories.)