X Ambassadors
Canciones: Boom - Blinding Lights - Happy People (& Teddy Swims & Jac Ross) - Sucker for Pain - Unsteady

X Factor
Joe McElderry, Leon Jackson, Same Difference, The X Factor Finalists, Alexandra Burke, Steve Brookstein, Shayne Ward, Leona Lewis, Susan Boyle, Jedward, Maria Lawson & Cher Lloyd
Canciones: Purple Rain (live) (Ruth Lorenzo) - Hallelujah (Alexandra Burke) - Wild Horses (Susan Boyle) - That's My Goal (Shayne Ward) - Somewhere Over The Rainbow (Shayne Ward)

Xanadu (film)
Banda sonora (1980)
Descubre también: Xanadu (musical), Olivia Newton-John, Cliff Richard & Electric Light Orchestra
Canciones: Dancin' (& Olivia Newton-John & The Tubes) - Xanadu (Olivia Newton-John & Electric Light Orchestra) - Suddenly (Olivia Newton-John & Cliff Richard) - Magic (Olivia Newton-John) - Don't Walk Away (Electric Light Orchestra)

Xavi
También conocida como Joshua Xavier Gutierrez Alonso
Canciones: La diabla

Charli XCX
Charlotte Aitchison
Canciones: The Girl, So Confusing (version with Lorde) - Girls - I Love It (& Icona Pop) - Guess (feat. Billie Eilish) - Guess

XTM
También conocida como Xasqui Ten & Toni Ten
Canciones: Fly on the Wings of Love (& DJ Chucky & Annia)

Xtreme
Canciones: Te extraño

Xuxa
Canciones: Ilarie

XXXTentacion
Canciones: Moonlight - Hope - Falling Down (& Lil Peep) - Fuck Love (& Trippie Redd) - Look at Me!