Heidi Montag (left) and Crystal Harris
06/20/2011 at 11:00 AM EDT
has had her share of boy problems
– so who better to lean on when you become a real-life runaway bride
Crystal Harris, who called off her wedding
founder Hugh Hefner, 85, just days before they were set to tie the knot Saturday, kept close company with the reality star this weekend in Las Vegas, where she attended a pool party
Trading her Romona Keveza wedding gown for a leopard print cover-up, this month's Playboy cover girl
, 25, partied with Montag, 24, at Sin City's Wet Republic on Saturday.
Bikini-clad, the two hung out poolside, flipping through Harris' Playboy
"I'm doing okay," Harris said at the bash. "I just had to get away."