The great purge occurred after Harrelson, who is vegetarian, realized hed accidentally eaten pork.

“And he decided to go purge.

So I told him, ‘Out of solidarity, I will purge with you.’

Editorial use only. No book cover usage. Mandatory Credit: Photo by Moviestore/Shutterstock (1539449a) Cheers 1982-1993, Ted Danson, Woody Harrelson Film and Television

Woody Harrelson and Ted Danson on ‘Cheers’.Moviestore/Shutterstock

And Ted said, ‘I’ll purge, too.'”

Despite the stomach-churning situation, Wendt remembered the trio having a blast spewing up their takeout.

Harrelson joined the cast ofCheersin its fourth season as a new bartender who was also named Woody.

CHEERS – “Woody for Hire, and Norman of the Apes” Episode 13 – Air Date 01/07/1988 – Pictured: (l-r) George Wendt as Norm Peterson, Woody Harrelson as Woody Boyd, Ted Danson as Sam Malone, Kelsey Grammer as Dr. Frasier Crane (Photo by Gary Null/NBCU Photo Bank/NBCUniversal via Getty Images via Getty Images)

George Wendt as Norm, Woody Harrelson as Woody, and Ted Danson as Sam on ‘Cheers’.Gary Null/NBCU Photo Bank/NBCUniversal via Getty

“Then we decided clearly we don’t have the physical edge.

We’ll play chess,” he said, “and he killed us!”

And in walks Woody."