U2
Bono, The Edge, Adam Clayton & Larry Mullen Junior
Canzoni The Fly - Christmas (Baby, Please Come Home) - The Saints Are Coming (& Green Day)

UB40
Ali Campbell
Canzoni Blue Eyes Crying in the Rain - Please Don't Make Me Cry - Kingston Town - Every Breath You Take (50 First Dates) - Baby Come Back (& Pato Banton)

Ultimo
Canzoni I tuoi particolari - Piccola Stella - 22 Settembre

Ultra Naté
Canzoni Free

Un éternel hiver
Musicals & Broadway - Lynda Lemay
Canzoni Les mûres - J'aime pas les uniformes (live)

Carrie Underwood
Vedi anche: American Idol & Artists Stand Up to Cancer
Canzoni Before He Cheats - Southbound - Kingdom - You're Lookin' At Country - All-American Girl

Unheilig
Canzoni Für immer - Große freiheit - Winter - So wie du warst - Lichter der Stadt

Keith Urban
Vedi anche: The Ranch
Canzoni Higher Love - Somebody Like You - Cop Car - You Gonna Fly - Kiss A Girl

Uriah Heep
Canzoni The Wizard - July Morning - Look at Yourself - Easy Livin' - Stealin'

USA For Africa
Michael Jackson, Lionel Richie, Harry Belafonte, Quincy Jones, Kenny Rogers, Tina Turner & Diana Ross
Canzoni We Are the World

Usher
Canzoni Without You (David Guetta) - Lovers And Friends (feat. Ludacris, Lil' Jon & The Eastside Boyz) - My Way (feat. Jermaine Dupri) - Yeah! (feat. Lil' Jon & Ludacris) - Don't Look Down (Towel Boy) (& Martin Garrix)