Debi Mazar will forever be singing the blues when it comes to turning down a certain movie role.

And I was like, wait, what?"

Jamie McCarthy/Getty; New Line/courtesy Everett

“I regret it to this day,” Mazar said.

Debi Mazar; Christine Taylor in ‘The Wedding Singer’

Debi Mazar; Christine Taylor in ‘The Wedding Singer’.Jamie McCarthy/Getty; New Line/courtesy Everett

“I apologized to Adam Sandler, I said, ‘Oh my God, I was so young.

My agent told me the wrong information.’

I ended up firing my agent after that, obviously.

And so I’m happy for you [Taylor].

to declare his love for Julia through song.

Watch Mazar reflect on passing up the role in the video above.