All the most exclusive interviews from the world's biggest movie stars and artists to brand new breakthrough acts.
Alesha just can't hold it together when Chris Moyles shows off his special 'talent'.
Leona Lewis talks with Trevor Nelson about wht she is up to in Hackney.
Rita Ora tells us about her inspirations and what's been happening for her recently.
Plan B chats to Trevor Nelson on the Opening day of the Hackney Academy.
Justin Bieber is the Official Chart Geek this week, Far East Movement get tested by the Official Chart Computer and Rita Ora finds out she's No. 1.
DJ Fresh is Fresh Off Stage with Grimmy.
Will Smith joins Chris and the gang and talks about aliens at The White House
Delilah chats to Trevor about her latest single and her secret track selection!
Skepta is in the 1Xtra Live Lounge with Trevor Nelson.
UK producer and composer Raffertie is in session for Huw.
Niki & The Dove play album tracks and chat with Huw.
Deep and techy Mefjus chats with Crissy Criss.
Kristen Stewart and Chris Hemsworth join Greg to talk about their new film Snow White and The Huntsman
Zac Efron is Greg's Big Thursday guest! He critiques Greg's recent acting with Kate Winslet, and gives him some tips on how to attract the ladies...
Trey Songz joins Trevor for a chat in the Radio 1X studio.
Nihal chats with Nomine about his influences and his new release.
Cleo Sol drops in for a brew with Adele to chat about her new single and more
Birmingham's Swim Deep in session for Huw.
Mac Miller pops in live to the studio for a chat with Zane.
Huw has the great Alt-J live on the show.
Mac Miller pops in live to the studio and chats with Zane Lowe.
Best of British artist Kyra joins Twin in the studio.
Westwood hangs out with Tyga from YMCMB backstage for an interview.
