X Ambassadors
Utwory: Jungle (Remix) (& Jay-Z) - Home (& mgk & Bebe Rexha) - Unsteady - Ahead of Myself - Boom

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
Utwory: Hallelujah (Alexandra Burke) - Somewhere Over The Rainbow (Shayne Ward) - Summertime (Leona Lewis live) - Against All Odds (Steve Brookstein) - A Moment Like This (Leona Lewis)

Charli XCX
Charlotte Aitchison
Utwory: Von Dutch - Guess (feat. Billie Eilish) - Here I Go (& The Lonely Island) - Fancy (& Iggy Azalea) - Guess

XTM
Also known as Xasqui Ten & Toni Ten
Utwory: Fly on the Wings of Love (& DJ Chucky & Annia)

XXXTentacion
Utwory: Hope - Again (& Noah Cyrus) - Changes - Falling Down (& Lil Peep) - Moonlight