"I'm Jenn Robinson, director and co-writer, and I don't know if you know who this is — she's a brand new actor, Sarah Michelle Gellar," Robinson quipped, as captured in an Instagram video. She then thanked the crowd for attending the film's opening weekend before advising: "Do not leave before the credits are done. Stay."

Freddie Prinze Jr. and Sarah Michelle Gellar attended the "I Know What You Did Last Summer" premiere together after meeting on the original film.

The married couple, who shared the screen in the 1997 original slasher movie, were all smiles at the Los Angeles premiere for the newest sequel