United Kingdom, March 25 -- Sherri Shepherd recently had a run-in with an "unnamed celebrity actress" on Broadway.

The 57-year-old star attended the premiere of Denzel Washington's 'Othello' earlier this month - but Sherri was shocked when she was confronted at the event by a well-known actress.

The TV star said on her 'Sherri' chat show: "I get along with everybody, I really do. So I'm standing there, and I was talking to Khadeen and Devale Ellis, and Devale Ellis is on 'Sisters'. So this unnamed celebrity actress, who shall remain nameless . grabbed my arm, and they forcefully turned me around."

Sherri recalled being caught off-guard by the actress.

She said: "I go, 'Hi! What's going on?' Cause I know her. And she says to me, she go...