Under This Moon Nick Cave Guitar, Piano, Electric guitar Folk, alternative, Rock, Alternative Pop/Rock, Pop Rock
Undertow Adam Jones, Tony Banks, Daniel Carey, Friedrich Burgmüller, Maynard James Keenan Guitar, Piano Folk, Progressive Rock, Soft Rock, Album Rock, Pop
Undiscovered Emile Haynie, Martin Brammer, Ashlee Simpson, Amanda Ghost, Devonte Hynes, Steve Robson Piano, Guitar, Electric guitar Stage & Screen, Rock, Pop Rock, Pop, Indie Pop
Unending Love Sam Knock, Jay Kawarsky, Jill McCloghry, Hillsong United Piano, Guitar Contemporary Christian, Gospel, Pop, Folk
Unknown Jacob Akinoso, Jacob Banks, Música al Piano, John Newman, Timothy Mosely, Jose Angel Velazquez Piano, Guitar Pop, Folk, Rhythm & Blues, Soul
Unreachable Billy Mann, Ashlee Simpson, Robbie Nevil, Stan Frazier, Steve Fox Electric guitar, Guitar, Piano Teen Pop, Pop, Dance-pop, Folk
Unsaid Things Thomas Fletcher, Daniel Jones, Harry Judd, Danny Jones, James Elliot Bourne, Harry Mark Christopher Judd Piano, Guitar, Electric guitar Pop Rock, Punk-Pop, Rock, Pop, Alternative Pop/Rock
Un Sentimental Julio Iglesias, Rafael Ferro, Ramon Arcusa Piano Folk, Jazz, Adult Contemporary, Pop, Latin
Unskinny Bop Bruce Johannesson, Bret Michaels, Brett Michaels, Poison, C. C. DeVille, Bobby Dall Guitar, Piano Hard Rock, Heavy Metal, Folk, Glam Rock, Rock
Unsteady Adam Levin, Alexander Grant, Alexander Junior Grant, Casey Harris, Addison Horner, Noah Feldshuh Guitar, Piano, Tenor, Bass, Drums, Viola Folk, Indie Pop, Pop, Pop Rock, Rock
Until The World Goes Cold Michael Baskette, Corey Beaulieu, Paolo Gregoletto, Matthew Heafy Guitar Pop, Pop Rock, Rock, Folk
Untitled Finale Alexander Varkatzas, Travis Miguel, Daniel Jacobs, Brandon Saller, Marco McKnight Guitar, Electric guitar Metal, Folk, Rock, Pop, Pop Rock
Unusual Way Maury Yeston, Linda Eder Viola, Piano, Guitar, Horn, Clarinet, Cello Musical, Folk, Stage & Screen, Broadway
Up Adam Messinger, Demi Lovato, Daniel Davidsen, Robert Lange, Mich Hansen, Maegan Cottone Xylophone, Harpsichord, Guitar, Electric guitar, Piano, Bass Folk World & Country, Pop, New Age, Pop Rock, Country
Up Against The Wall Brad Daymond, Justin Timberlake, Alex Greggs, Jc Chasez, Tom Robinson Guitar, Piano Rock, Folk, Pop Rock, Pop
