They even have matching hair accessories!
Kelly was at the DJ Hero video game launch party in LA, which featured performances from Eminem and Jay-Z.
More pictures of Chicaboo and Kelly here...
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WAIT! THERE'S MORE!
Kelly Osbourne goes on holiday, wears stupid sun hat
Kelly Osbourne lands on her arse, loses Dancing with the Stars to Donny Osmond
Kelly Osbourne hosts 26th anniversary for Swatch in New York
Inside Heidi Klum's Halloween party in Hollywood
Heidi Klum throws Halloween bash and gets awarded best-dressed
Big Brother contestant Orlaith McAllister claims to have slept with John Terry, world stunned
Katie Price takes children horse riding, Alex Reid goes to India and gets diarrhoea 
Katie Price and Alex Reid head back home, prepare to live private life as husband and wife
Dolph Lungdren is king of Award show openings. Fact.
Katie Price and Alex Reid go dune buggying, honeymoon still being filmed
Madonna gives up Jesus for Jon Kortajarena, young actor terrified
Katie Price's boyfriend Alex Reid in porn movie - THE PHOTOS!
When Holy Moly met JLS
X Factor's Rachel Adedeji gets the Holy Moly Interrogation
X Factor's Lucie Jones gets a Holy Moly Interrogation
Katie Price sends saucy texts to Brazilian toyboy Andre Pinto
Holy Moly interrogates Miss Frank from X Factor
Meet the new cast of Skins!
COMMENTS (2)
What's that coming over the hill....
And finally - the award for Worst Photo Shopping goes to..