Radio 1 and 1Xtra Challenges

Greg completes his last challenge, a ghostly tour of Chislehurst caves.

It's week 4 of Name That Tune, but what on earth is Dev trying to play now?

Dev gives an impromptu performance of Lady Gaga's 'Paparazzi' to the paparazzi!

Gemma takes on Chris and his snood in the latest Innuendo Bingo

Last Friday Twin B set Charlie Sloth a challenge to make the Ultimate Christmas Mixtape with his Producer and bandmate Dellessa... they did it!

Huw Stephens continues to try and break his own record for making a balloon animal.

Ace & Vis present 'How Long Can You Blow' featuring Mz Bratt, Sarah Jane Crawford, Smiler, Eddie Kadi and Nick Bright. Who blows the best?

Actor Colin Salmon drops by 1Xtra to teach Ace some Latin moves

Usher and Scott give Beccy some encouragment to keep on running for Sports Relief.

Aled, and JB from JLS, both cop a nasty gunging when the rest of JLS take charge of the controls.

DJ Shyflow & MC Struggling hit the studio to record their monumental track.

Ace and Vis go up against Rampage in their own version of 'Flashdance'

Radio 1 and 1Xtra's Tim Westwood tests his Official Chart knowledge with Reggie.

How easy will Tina find it to ride the revision bull? And how good will her knowledge of atoms be? Watch to find out!

Gemma faces Chris in todays Innuendo Bingo challenge but can she keep her posh frock dry?

How easy is it to revise on top of a mechanical bull? We test Aled's knowledge of the greenhouse effect in Rodeo Revision!

Watch producer Aled squirm as he's the first to answer questions in DisasterMind!

Gary Barlow and X Factor contestant Christopher Maloney pop by the Radio 1 Breakfast Show.

BBC Radio 1's Gemma Cairney joined Scott Mills for Innuendo Bingo with a milky difference!

Brian Belo, Gemma Cairney and Chris in the funniest three-way Innuendo Bingo ever

The Radio 1 Movie with Scott Mills, Chris Moyles, Lady Gaga, Dave Grohl, Tinie Tempah and a host of Radio 1 listeners.

Max and Jay from The Wanted face today's Innuendo Bingo challenge.

Gemma Cairney, Tom Deacon, Dev, Sarah – Jane Crawford, and Twin B, decide to help you with your revision whilst doing a Zumba class.

Matt Edmondson challenges Chris to a wet t shirt competition in today's Innuendo Bingo