Listen to all the funniest clips, best interviews and most memorable moments from The Official Chart
The Tottenham rapper joins Reggie Yates in the studio to hear his debut Chart position.
Hear how Matt reacts when Reggie breaks the news!
Hear their hilarious Jedward impression!
Susan Boyle secures her second UK No.1 and we caught up with Piers Morgan, who told us more about the phenomenon that is Boyle!
We called Gyptian and asked him what he has on his MP3 player. We got more than we bargained for!
Will Bruno Mars enjoy Reggie's "unique" take on his No.1 hit, Grenade?
Tinie Tempah celebrates topping the chart with Reggie and his friends in the studio.
"The Bube" sings a special version of his song Hollywood just for Reggie!
Adele reacts to the news of her first ever UK No.1 single, Someone Like You.
Jessie J reacts to the news of her first ever UK No.1, Price Tag feat. B.o.B.
There is a brand new No.1 in the UK - well done Alexandra Burke! Before The Official Chart, we caught up on the phone with the lovely Miss Burke.
The Far East Movement boys chat UK music, sharp outfits and Rihanna with Reggie.
Cee-Lo Green is The Official Chart No.1 with Forget You. He chats with Reggie about the track.
Loick Essien chats with Reggie about his Chart debut single, Stuttering feat. N-Dubz.
Clare Maguire chats with Greg as she makes her Official Chart debut with The Last Dance.
Chipmunk chats about his decision to collaborate with Chris Brown on Champion.
Justin Bieber chats with Reggie about his UK tour.
Reggie caught up with Alesha Dixon for an amazing vocal show-down!
15 year-old singing sensation and god daughter of Amy Winehouse, Dionne Bromfield, makes her Official Chart debut.
DJ and singer Yasmin calls the show to chat about her debut Chart single, On My Own.
Enrique chats with Reggie about his new album, Euphoria, and his single with Pitbull, I Like It.
Nicole talks about her No.1 single Don't Hold Your Breath, and describes her new album.
Example chats with Dev, who sits in for Reggie, and has a bone to pick about something...
Cher Lloyd chats with Reggie about her X Factor experience.