Diane Keaton recalled the surprise appearance he made in his music video Justin Bieber in 2021 for his single, “Ghost”. The 77-year-old actress played the pop icon’s grandmother in the video, in which the two mourn the loss of Diane Keaton’s fictional husband.

In a new interview with Metro to promote her upcoming film Book Club: The Next Chapter, the Oscar-winning actress said that “she couldn’t believe it’ when the Canadian star asked her to appear in the video. “It was one of those things that happens and you’re surprised“, he added.

Diane Keaton clarified: “And of course, it was so much fun, it couldn’t be more fun. I can not believe it. I still can not believe it».

The actress also revealed that “didn’t know’ Bieber before the shooting. “No, I wasn’t a fan“, he admitted. “I mean, I didn’t even know him. I knew a little about music and I liked his music, but I wasn’t exactly a fan.” “I don’t know why I was chosen, I still don’t understand. I don’t know how, but I liked it“, said the actress.

Diane Keaton stars alongside Jane Fonda, Candice Bergen and Mary Steenbergen in “Book Club: The Next Chapter,” which opens in theaters May 12.