Someone alert security! Kristin Cavallari and Jayde Nicole had a slapfight at a bar over Brody Jenner on yesterday's episode of the MTV reality drama 'The Hills.'

Nicole, the 2008 Playboy Playmate of the Year, was on a break from dating Brody and took exception to her ex appearing at the bar with Kristin (whom he'd also dated). Naturally, a catfight with expletives ensued. Meow!

Watch the video after the jump.Someone alert security! Kristin Cavallari and Jayde Nicole had a slapfight at a bar over Brody Jenner on yesterday's episode of the MTV reality drama 'The Hills.'

Nicole, 2008 Playboy Playmate of the Year, was on a break from dating Brody and took exception to her ex appearing at the bar with Kristin (whom he'd also dated). Naturally, a catfight with expletives ensued. Meow!

Watch the video from TV's Top 5! below.