There are two distinct versions of NOW That's What I Call Music! Vol. 50—one from the U.S. series released in 2014, and one from the UK series released in 2001. This edition features 21 chart-topping hits, including several Billboard #1 singles: Track Title Artist 1 Happy Pharrell Williams 2 Dark Horse Katy Perry ft. Juicy J 3 The Man Aloe Blacc 4 Hey Brother Avicii ft. Dan Tyminski 5 Pompeii Bastille 6 Team Lorde 7 Talk Dirty Jason Derulo ft. 2 Chainz 8 #Selfie The Chainsmokers 9 Turn Down for What DJ Snake Lil Jon 10 Show Me Kid Ink ft. Chris Brown 11 La La La Naughty Boy ft. Sam Smith 12 Young Girls Bruno Mars 13 Adore You Miley Cyrus 14 All of Me John Legend 15 Let Her Go Passenger 16 Best Day of My Life American Authors 17 She Keeps Me Warm Mary Lambert 18 Ten Feet Tall Wrabel 19 Youth Foxes 20 Big Talk Conway 21 On My Mind Pia Mia A Deluxe Edition includes 14 bonus tracks from earlier volumes, like Firework by Katy Perry and Poker Face by Lady Gaga. Album Overview Released on May 6, 2014, Now That's What I Call Music! 50 contains a total of 21 tracks, featuring a mixture of pop hits that dominated the charts during that period. The album debuted at #1 on the Billboard 200 and is notable for its inclusion of three chart-topping singles from that year. Additionally, its deluxe edition offers extra tracks as part of the celebration of the 50th installment of the series. Overall, the album encapsulates some of the most significant musical moments