Eventually reports began to be circulated that Barker was seeing Paris Hilton.Hilton claimed Moakler had punched her in the jaw and shouted at her, while Moakler said that Stavros Niarchos (Hilton's ex-boyfriend) bent her wrists, poured a drink on her and shoved her down stairs.
Moakler finished second (to Miss Texas USA) in the preliminaries and in each of the interview and swimsuit divisions, with scores of 9.06, 9.62 and 9.61 respectively, and first in the evening gown competition, with a score of 9.86.
Moakler enjoyed some aspects of her reign as Miss USA, such as celebrity pool tournaments.
Moakler then resigned as co-director for the pageant on May 13, 2009, stating "I cannot with a clear conscience move forward supporting and promoting the Miss Universe Organization when I no longer believe in it, or the contracts I signed committing myself as a youth." Beginning in 1998, Moakler was a regular on the television drama Pacific Blue.
The USA Network series featured a team of police officers who patrolled the beaches of Santa Monica, California on bicycles.
In 1997, Moakler played Jaime in Poison Ivy: The New Seduction.
The following year she appeared in the role of Cheryl Tangeray in Telling You.
In 2003, Moakler appeared on Punk'd to help Ashton Kutcher and his crew set up her then-boyfriend Travis Barker.
She guest starred on several more shows, such as HBO's Entourage, Telemundo's Mas Vale Tarde and as hostess for The CW's Crowned: The Mother of All Pageants.
Moakler commented on her Myspace page, that she was devastated by the demise of her marriage.
Both Moakler and Barker quickly removed the blogs from their pages and remained relatively quiet as to their impending divorce.
Shanna Moakler, at the age of 17, represented Rhode Island in the Miss Teen USA pageant in 1992.