Fetty Wap Wishes You a 'Merry Xmas' on New Single

Here to save you from tinsel-draped tunes as stale as last year's gingerbread is none other than Fetty Wap -- SPIN's 2015 Rookie of the Year -- who returns today with a single called "Merry Xmas." With help from his pal Monty, Fetty offers a Christmas carol in his own sleepy genre, twisting lines ripped…