Kelly Osbourne went out for a night on the town for a special celebration as she turned 40 on Oct. 27, flaunting her fit figure after a dramatic weight loss transformation.

Kelly Osbourne is the cat's meow in a plunging leopard-printed dress only 9 months after giving birth and welcoming son Sidney with Slipknot DJ Sid Wilson. The new mom took a walk on the wild side ...

Kelly Osbourne went on a night out in Los Angeles, wearing a sleek leopard-print dress to Drake’s Hollywood restaurant where she celebrated the birthday of her hairstylist, Laura Rugetti.

Kelly Osbourne got engaged to Slipknot's Sid Wilson during Ozzy Osbourne's final Black Sabbath concert in Birmingham, England ...

Kelly Osbourne certainly knows how to make an entrance! The Osbournes star celebrated her 40th birthday in high style, stepping out in a chic and classic little black dress that showed off her ...

Kelly and her friends headed out for a nice time at the Beverly Hills Hotel in Los Angeles, Calif. She was also joined by her mother, Sharon Osbourne, 72, who wore a sleek suit to the event ...

Kelly performed Chappell Roan's "Pink Pony Club" on her own. Related: Kelly Osbourne Showcases Slimmed-Down Figure in Plunging Dress After Dramatic Weight Loss Also in attendance was Kelly's son ...

Kelly Osbourne went out for a night on the town for a special celebration as she turned 40 on Oct. 27, flaunting her fit figure after a dramatic weight loss transformation. The TV personality looked ...

Kelly Osbourne went out for a night on the town for a special celebration as she turned 40 on Oct. 27, flaunting her fit figure after a dramatic weight loss transformation.