Ashton Kutcher and wife Demi Moore walked the red carpet Wednesday night for the GQ Gentleman’s Ball looking united despite recent allegations of infidelity.

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The couple hit a speed bump last month when 21-year-old Brittney Jones came forward with claims of a wild tryst with the Just Married actor on a couch in the home he shares with Moore.

Jones claimed she met Kutcher in July while at the Lucky Strike bowling alley in Hollywood, slipped him her phone number and he followed up with suggestive text messages.

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RadarOnline.com has independently confirmed the sexual encounter.

Kutcher married the Indecent Proposal actress on September 24, 2005 surrounded by 150 of their closest friends and family in a Kabbalah-themed ceremony.

Ashton Kutcher's alleged mistress Brittney Jones likes to party hard, and RadarOnline.com has the exclusive text messages to prove it.

PHOTOS: Beautiful Celebs Who Have Been Cheated On

A source close to Brittney tells RadarOnline.com that the 21-year-old has a long history of abusing drugs and alcohol saying, "She's a total party animal. She drinks every night, and openly talks about being an alcoholic.

"I only saw her smoke pot and stuff like that... but I'd almost guarantee you she's done everything in the book."

Brittney Jones, the 21-year-old woman who claims she had a steamy one night stand with Ashton Kutcher, had her sights set on him for years, RadarOnline.com is reporting exclusively.

PHOTOS: Brittney Jones: Never-Before-Seen Pics

A source close to Brittney told RadarOnline.com exclusively that Jones "has always been obsessed with Ashton" pre-dating the steamy affair with the married actor.