Exclusive Clip: Kelly O. Hosts 'Phineas and Ferb'

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The second-ever Phineas and Ferb's Musical Cliptastic Countdown is right around the corner, and ET has an exclusive sneak peek at the show hosted by Kelly Osbourne!

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In the special airing this Friday, characters Dr. Doofenshmirtz and Major Monogram share master of ceremony duties with the Fashion Police star as they count down the top 10 Phineas and Ferb music videos as voted by the fans. Maia Mitchell (Teen Beach Movie and The Fosters) is set to drop in for the festivities.

Tune in to Disney Channel June 28 at 9:30 p.m. when Phineas and Ferb's Musical Cliptastic Countdown premieres!