Amber Heard's surprise reference to Kate Moss on the stand last week, which prompted Johnny Depp's lawyers to erupt in glee, may spectacularly backfire, sources and experts told Fox News Digital.

Johnny Depp and Kate Moss, who dated in the 1990s.

I instantly think of Kate Moss and the stairs, and I swung at him," Heard blurted, referring to a rumor that Depp had once shoved the supermodel, whom he dated in the 1990s, down a flight of stairs.

AMBER HEARD DEFAMATION TRIAL: LIVE UPDATES.

Amber Heard testified on May 5, 2022, during Johnny Depp's defamation trial against her.

"It certainly could open the door to calling in Kate Moss," said Acevedo.

A source close to Depp said he and Moss have remained close friends, and his legal team may reach out to her to testify during the "Pirates of the Caribbean" star's rebuttal case. .

Johnny Depp and Amber Heard 

"I think it's certainly something Johnny Depp's lawyers will now explore," he said

Actress Amber Heard slammed the accusation made from ex-husband Johnny Depp's camp

This statement may allow Depp's team to cross-examine Heard about her 2009 arrest for allegedly hitting ex-girlfriend Tasya van Ree at the Seattle-Tacoma International Airport. 

"If Amber Heard is saying she ‘knew she can’t hit a woman' and if she's been charged with doing just that, then it cracks the door open for Depp's team to try to introduce evidence of any prior assaults," said Dunn

"They may have told her 10 times don’t bring up Kate Moss, but it gets emotional on the stand, and it's not easy to testify," he said