NOW That's What I Call Music, Vol. 45

NOW That's What I Call Music! Vol. 45 features 16 major current hits from today's hottest artists, including Flo Rida, KE$HA, Ne-Yo, Pitbull featuring TJR, Calvin Harris featuring Florence Welch, The Script featuring will.i.am, Maroon 5, Phillip Phillips, Ed Sheeran, Taylor Swift, Kelly Clarkson, P!NK, OneRepublic, One Direction, Imagine Dragons, and Florida Georgia Line, plus four free up-and-coming "NOW What's Next" New Music Preview tracks.