On the day Crystal Harris was supposed to wed Playboy mogul Hugh Hefner, the runaway bride was spotted at MGM Grand's Wet Republic pool party in a skimpy bikini with pal Heidi Montag.

Full story NY Daily News

Get more "Extra" Scoop headlines for Monday, June 20!

Kendall Jenner: Kim Kardashian Pushed Me into Modeling -- US Weekly

'Lost' Star Evangeline Lilly Joins 'The Hobbit' -- PopEater

Marilyn Monroe's Dress from 'The Seven-Year Itch' Sells for $4.6 Mil -- L.A. Times

Amy Winehouse Cancels Dates After Disastrous Belgrade Show -- MTV News