Ozzy Osbourne’s daughter Kelly Osbourne looked slimmer and sexier than ever as she dressed up for a raunchy performance with the Pussycat Dolls at Viper Room in Los Angeles on Wednesday (September 1)- more sexy pictures below.

The 25 year-old says her participation on Dancing With The Stars was crucial to finally turn her life around and start exercising regularly. Kelly does 30 minutes of cardio every day and goes to her personal trainer’s gym four times a week.

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“Ever since Dancing with the Stars, I’ve tried to get in at least a half hour of cardio a day–nothing too crazy,” she tells People. “My trainer Sarah Hagaman is amazing! She knows how to motivate me to go that extra bit without frustrating me.”

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Kelly, who recently went through a nasty break up from her cheating boyfriend Luke Worrall, looks fantastic. She clearly lost a tremendous amount of weight over the last year, but it’s enough. She’s on that thin line between healthy and scary skinny. We love Kelly!

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Kelly Osbourne Too Skinny Pussycat Doll Pictures

[images: Kelly Osbourne Twitter, wenn.com]