Two Worlds Collide Kevin Jonas II, Nick Jonas, David Lartey, Demi Lovato, Nicholas Jonas, Joe Jonas Gitarre, Klavier, Violine, Cello, Bratsche Pop, Teen Pop, Pop Rock, Rock, Volksmusik
U Make Me Wanna John Mclaughlin, Harry Wilkins, Stephen Robson, Jon McLaughlin, Steve Robson Klavier, Gitarre Teen Pop, Pop, Pop Rock, Volksmusik
Underdog Joe Jonas, Jeff Tincher, Ed Sheeran, Amund Bjorklund, Alicia Keys, John McDaid Gitarre, Klavier, Sopran-Saxophon, Tenor, Baritonsaxophon, Altsaxophon Alternative, Funk, Indie, Pop Rock, Rhythm & Blues
Two More Lonely People Angie Aparo, Brandon Jane, Kevin Kadish, Miley Cyrus, Antonina Armato Klavier, Gitarre Pop, Volksmusik, Teen Pop, Dance-Pop
Underneath This Smile Hilary Duff, Kara DioGuardi, John Shanks Gitarre, Klavier Pop Rock, Dance-Pop, Teen Pop, Pop, Volksmusik
U Got Nothin' On Me Mher Filian, Isaac Hasson, Demi Lovato Gitarre, Klavier, E-Gitarre Teen Pop, Dance-Pop, Pop
Unwanted Avril Lavigne, Clif Magness, Clifton Magness Klavier, Gitarre, E-Gitarre Teen Pop, Pop Rock, Erwachsene Alternative, Rock, Punk
Unconditionally Henry Russell Walter, Johannes Christ, Dr. Luke, Elvis Presley, Earl Rose, Katy Perry Kontrabass, Violine, Cello, Bratsche, Bass, Gitarre Teen Pop, Klassischer Pop, Kammermusik, Pop, Pop Rock
Underneath Trina Harmon, Jessica Simpson, Arama Brown, Matthew Gerrard, Toby Gad Klavier, E-Gitarre, Gitarre Tanz, Pop, Rock, Erwachsene Contemporary-Musik, Teen Pop
Unreachable Billy Mann, Ashlee Simpson, Robbie Nevil, Stan Frazier, Steve Fox Klavier, Gitarre, E-Gitarre Pop, Volksmusik, Dance-Pop, Teen Pop
Up All Night David Beal, Brett Beavers, Bart Butler, Ben Mark, One Direction, Johnny Borrell Gitarre, Klavier, Bassgitarre, Kornett, Baritonhorn, Bass Country, Dance-Pop, Volksmusik, Metall, Pop Rock
U Smile Felipe Gonçalves, Arden Altino, Jerry Duplessis, Dan Rigo, August Rigo, Justin Bieber E-Gitarre, Bass, Ukulele, Gitarre, Klavier, Bassgitarre Hip Hop, Rhythm & Blues, Teen Pop, Pop, Zeitgenössisches R&B
Until You're Mine Demi Lovato, Andy Dodd, Adam Watts Klavier, Gitarre, E-Gitarre Pop, Teen Pop, Pop Rock, Dance-Pop, Volksmusik
Untouched Tobias Gad, Toby Gad, Tobias Gas, Jessica Origliasso, Deke Sharon, The Veronicas Gitarre, Klavier, Sopran, Bratsche Pop Rock, Punk-Pop, Pop, Teen Pop, Dance-Pop
Video Girl Joseph Jonas, Jonas Brothers, Joe Jonas, Kevin Jonas II, Nick Jonas, Nicholas Jonas Klavier, Gitarre, E-Gitarre Pop, Teen Pop, Bühne & Leinwand, Soundtrack, Pop Rock
Viva Forever Melanie C, Matt Rowe, Melanie Chisholm, Katherine Burr, Emma Bunton, Geri Halliwell Klavier, E-Gitarre, Gitarre, Altsaxophon, Flöte, Violine Pop, Club/Tanz, Tanz, Bühne & Leinwand, Erwachsene Contemporary-Musik
Wait A Minute Jade Ewen, Toby Gad, Keri Lynn Hilson, Timothy Mosley, Pussycat Dolls Gitarre, Klavier, E-Gitarre Hip Hop, Teen Pop, Club/Tanz, Pop, Volksmusik
Waiting Outside The Lines Antonius Agung Setiawan, Greyson Chance, Eric Bellinger, Ernest Clark, Aaron Michael Cox, Marcos Palacios Gitarre, Klavier Pop, Teen Pop, Pop Rock
