1. 	"Till the World Ends"   	Lukasz Gottwald, Alexander Kronlund, Max Martin, Kesha Sebert 	Dr. Luke, Martin, Billboard 	3:57
2. 	"Hold It Against Me"   	Martin, Gottwald, Mathieu Jomphe, Bonnie McKee 	Dr. Luke, Martin, Billboard 	3:49
3. 	"Inside Out"   	Gottwald, Jacob Kasher Hindlin, Jomphe, Martin, McKee 	Dr. Luke, Martin, Billboard 	3:38
4. 	"I Wanna Go"   	Shellback, Martin, Savan Kotecha 	Martin, Shellback 	3:30
5. 	"How I Roll"   	Christian Karlsson, Henrik Jonback, Magnus Lidehäll, Pontus Winnberg, McKee, Nicole Morier 	Bloodshy, Jonback, Magnus 	3:36
6. 	"(Drop Dead) Beautiful" (featuring Sabi) 	Jeremy Coleman, Joshua Coleman, Ester Dean, Jomphe, Benjamin Levin, 	Benny Blanco, Ammo, JMIKE, Billboard 	3:36
7. 	"Seal It With a Kiss"   	Gottwald, Martin, McKee, Henry Walter 	Dr. Luke, Martin, Dream Machine 	3:26
8. 	"Big Fat Bass" (featuring will.i.am) 	William Adams 	will.i.am 	4:44
9. 	"Trouble for Me"   	Fraser T. Smith, Heather Bright, Livvi Franc 	Smith 	3:19
10. 	"Trip to Your Heart"   	Karlsson, Jonback, Lidehäll, Winnberg, Morier, Sophie Stern 	Bloodshy, Jonback, Magnus 	3:33
11. 	"Gasoline"   	Gottwald, Claude Kelly, Levin, McKee, Emily Wright 	Dr. Luke, Benny Blanco 	3:08
12. 	"Criminal"   	Shellback, Martin, Tiffany Amber 	Martin, Shellback 	3:45
13. 	"Up n' Down"   	Shellback, Martin, Kotecha 	Martin, Shellback, Oligee 	3:42
14. 	"He About to Lose Me"   	Rodney Jerkins, Ina Wroldsen 	Rodney "Darkchild" Jerkins 	3:48
15. 	"Selfish"   	Dean, Mikkel S. Eriksen, Tor Erik. Hermansen, Sandy Wilhelm, Traci Hale 	Stargate, Sandy Vee 	3:43
16. 	"Don't Keep Me Waiting"   	Jerkins, Michaela Shiloh, Thomas Lumpkins 	Jerkins 	3:21