Taylor Swift     No 1 US 2014   1 Pitbull Featuring Ke$ha - Timber 2 Katy Perry Featuring Juicy J - Dark Horse 3 Pharrell Williams - Happy 4 John Legend - All Of Me 5 Iggy Azalea - Fancy 6 Magic - Rude 7 Taylor Swift - Shake It Off 8 Meghan Trainor - All About That Bass 9 Taylor Swift - Blank Space