“I would do nothing Fonzie off of the show.

I was Henry, and that was my character,” the “Happy Days” star said.

“It was cute.”

Henry Winkler attends the SAG-AFTRA Foundation Conversations Career Retrospective with Henry Winkler at the SAG-AFTRA Foundation Screening Room on November 4, 2018 in Los Angeles, California

Henry Winkler.Amanda Edwards/Getty Images

and it was his birthday cake person, he opened the front door and said, ‘Fonzie!’

I was Henry, and that was my character.

I said, ‘My name is Henry.

HENRY WINKLER on HAPPY DAYS - “Fonzie Loves Pinky” which aired on September 21, 1976.

Henry Winkler as Fonzie on ‘Happy Days’.ABC Photo Archives/Disney General Entertainment Content via Getty

Would you like it if I called you ‘Ralph’?'"

Stacey laughed as she joked, “And then, of course, he went into therapy.”

“Swear to God,” Henry added.

Howard then urged Winkler to channel the Fonz and bang on the jukebox behind them both.

“First of all, I’m out of practice,” Winkler said.

“Second of all, it takes rehearsing.”

“You went to the Yale School of Drama, Henry!”

“Come on, you know you could do it.”

Listen to the full interview onSibling Revelry With Kate Hudson and Oliver Hudsonabove.