Theodore "Donny" Kerabatsos was a character from the 1998 film The Big Lebowski. Donny was played by Steve Buscemi. A friendly person Donny was friends with Jeff "The Dude" Lebowski and Walter Sobchak - who frequently told him to shut the fuck up and other sayings. Donny was a member of The Dude's bowling team. He was a fairly good bowler who often threw strikes. Donny wore bowling shirts that had other people's names on them.