Alexa Goddard joins Matt and covers eight songs in 180 seconds in Under The Covers
Steve Carell chats to Matt and takes part in 99 Problems But A Pitch Ain't One.
Matt gets you warmed up for Radio 1's Teen Awards.
Matt plays some Teen Award themed Celebrity Rhyme Time to get us in the mood.
Matt goes all Hollywood, chatting to James Marsden about new film The Best of Me.
Rixton take part in Leave It Yeh and Matt touches one of their nipples.
Mallory Knox take part in Plank All Over Me.
Matt catches up with the presenters of The Gadget Show to play The GadgeQuiz.
Phil Taggart sits in for Matt Edmondson and is joined by the cast of TV's Glue.
Phil Taggart sits in for Matt Edmondson. Hear what happened when Matt met Tim Key.
Ben Hanlin does some magic for Matt.
Wilkinson joins Matt for some fun stuff.
YouTube star Alfie Deyes is in to Plank All Over Matt.
Impressionist Christina Bianco joins Matt for a special Surprise Karaoke
Phil Taggart sits in for Matt Edmondson and catches up with the Axis of Awesome!
Phil Taggart sits in for Matt Edmondson and catches up with Andrew Scott!
Rixton chat to Matt and there is a surprise Great British Bake Off Karaoke!
Loads of good stuff, including a Phone Clone AND Rap Battle with A.Dot
It's the Celebrity Rhyme Time final and Matt's joined by A.Dot for a rap battle.
Matt Edmondson sits in for Scott Mills with Ross Noble popping in.
Matt Edmondson sits in for Scott Mills with another round of The Great British Fake Off.
Matt's Phone Clone gives Phil Taggart a call - will he believe it's Alice Levine?
Alice Levine is in to play Celebrity Rhyme Time and what's Danny Howard doing on Radio 4?
New girl group MO join Matt in the studio for some fun.
Lots of Ms as Matt Edmondson meets Mad Men's Jon Hamm.
Matt Edmondson sits in for Scott Mills and Jenna Coleman drops in to chat Doctor Who.
On GCSE results day Matt dusts off his careers computer to find some alternative jobs.
Matt Edmondson sits in for Scott. Can you tell who's lying in The Great British Fake Off?
Matt Edmondson is in for Scott with a 'Fitty Or Kitty?' challenge for Alice Levine.
Matt Edmondson sits in for Scott Mills and experiments with his new game Phone Clone.