Los Angeles, CA, United States (Celebrity News Service) - Instead of marrying Hugh Hefner like she had originally planned, Crystal Harris partied it up at Vegas over the weekend. And Hef's former girlfriend Holly Madison is none to happy about it.

Las Vegas, NV, United States (AHN Entertainment) - Holly Madison will not attend ex-boyfriend Hugh Hefner's wedding to Crystal Harris. The Playboy honcho says he respects the former "Girls Next Door" star's decision to skip his nuptials.

Holly Madison, star of E!'s "Holly's World" and Las Vegas' "Peepshow," is trying to shed her Playboy image. Literally. She's in the process of having her Playboy logo tattoo removed.

Hugh Hefner's ex-number one girlfriend Holly Madison thinks "he could do better" than Crystal Harris, his current number one girlfriend who is now his fiancée. The erstwhile "Girl Next Door" star is questioning the motives of her 24-year-old replacement.

Hugh Hefner's former number one girlfriend Holly Madison was emotional upon learning that he has asked her current number one, Crystal Harris, to be his wife. Holly said that congratulating the Playboy honcho was "awkward but good."

Holly Madison and her friend, Playboy model and costar on "Holly's World" Laura Croft, enjoyed drinks with their non-famous friends at Luxe Bar at the Hard Rock Hotel and Casino in Las Vegas on Wednesday, Oct. 20. They also stopped by the Poker Lounge and Reliquary to check out some merchandise.

Holly Madison is on vacation from her hit Vegas adult musical "Peepshow" for the week. Her assistant and costar on E!'s "Holly's World," Angel Porrino, will fill her rhinestone corset while she's out.

Former Hugh Hefner girlfriend Holly Madison is said to be dating Good Charlotte rocker Benji Madden. The 29-year-old "Girls Next Door" star and Joel Madden's twin were seen getting cozy with each other while hanging out together.

Holly Madison is getting her own reality TV show. The former Playboy Playmate will start shooting "Planet Holly" in Las Vegas on October 12, and insists the new show will be "empowering" and fun.

Holly Madison, the former girlfriend of Hugh Hefner, is stepping up to discuss her decision to have plastic surgery. The former reality star of "The Girls Next Door" turned star of Las Vegas' Peepshow revue says the decision changed her life and opened numerous doors for her career.

Despite her celebrity stature, there is one door 'Girl Next Door' Holly Madison cannot pass through so easily. The door of Body English at Hard Rock Hotel & Casino Las Vegas that is.

Former Hugh Hefner live-in girlfriend and "Girls Next Door" alum Holly Madison performed the role of spontaneous auctioneer at a Hard Rock Hotel & Casino Las Vegas benefit last Thursday.

Holly Madison is to appear in a Las Vegas burlesque show. The former "Girls Next Door" star will replace Kelly Monaco in the "Peepshow" strip show, which also features former Spice Girl Mel B.

Holly Madison is joining the cast of "Dancing with the Stars." The blonde bombshell is to strut her stuff on the TV talent show, according to her former "Girls Next Door" star Bridget Marquardt who accidentally revealed the news on live TV last night.

Holly Madison has split from her boyfriend Criss Angel. The former "Girls next Door" star and illusionist Criss mutually agreed to end their four-month romance due to their increased work commitments.

Holly Madison quit her Playboy job because working with ex-boyfriend Hugh Hefner was "awkward." The 29-year-old star - who split from the magazine mogul last year - decided to give up her role as the raunchy publication's Playmate Editor to avoid spending time with Hugh.

Holly Madison and Criss Angel confirmed their relationship to TMZ just this past October, but it seems they've stepped up their level of seriousness, being seen out and about in Las Vegas everywhere from the Luxor hotel and casino to IHOP.

Holly Madison had a "good chance" of marrying Hugh Hefner. The 82-year-old Playboy founder considered making his former girlfriend - who is now dating magician Criss Angel - his wife, but was put off by his previous bad experiences.

Hugh Hefner's former number one girlfriend Holly Madison, 28, has gotten "too old" for the 82-year-old Playboy tycoon.

Hugh Hefner has confirmed his split from Holly Madison. The magazine mogul had previously denied his relationship with Holly was on the rocks, but after she claimed they were no longer together earlier this week he has finally admitted their romance is over.

Holly Madison has confirmed she has split from Hugh Hefner. The blonde beauty - who lives with the Playboy founder in his Los Angeles mansion - has finally revealed she is no longer romancing the 82-year-old magazine mogul.

Hugh Hefner doesn't want to marry girlfriend Holly Madison.

Hugh Hefner is trying for a baby with girlfriend Holly Madison.