La princesa del pop forma parte de la compilación NOW dedicada a canciones para ejercitarse con un remix de Till The World Ends creado por Varsity Team. Aqui te dejamos el tracklist:
01. Lady Gaga - Born This Way (Bimbo Jones Club Remix)
02. Calvin Harris - Feel So Close (Radio Edit)
03. David Guetta & Usher - Without You (Feat. Usher) [Extended]
04. Avicii - Levels
05.
06. Jessie J - Domino (Myon And Shane Remix)
07. Britney Spears - Till The World Ends (Varsity Team Radio Remix)
08. Karmin - Brokenhearted (Razor N Guido Radio Edit)
09. The Wanted - Chasing The Sun (Hardwell Edit)
10. Laidback Luke, Lil Jon & Steve Aoki - Turbulence
11. Usher - Scream (R3hab Remix)
12. Chris Brown - Don't Wake Me Up (Panic City Radio Remix)
13. P!Nk - Who Knew (Bimbo Jones Radio Mix)
14. Kelly Clarkson - Stronger (What Doesn't Kill You) [Nicky Romero
15. Zedd - Spectrum (Feat. Matthew Koma) [Extended Mix]
16. Katy Perry - The One That Got Away (R3hab Club Mix)
17. Deadmau5 - Ghosts 'N' Stuff (Instrumental Mix)
18. Lmfao - Sexy And I Know It