Zendaya plays a tennis coach  in a new film.

Serena Williams shared her  thoughts on Zendaya's  performance.

Williams acknowledged the  absence of real tennis balls  in the scenes.

Despite Zendaya's lack of tennis experience, Williams praised her performance.

The film is a romantic sports  comedy directed by Luca Guadagnino.

It revolves around three former teenage tennis players.

They compete in a tournament to become grand slam winners.

Zendaya expressed concern  about her tennis skills to Williams.

Timothee Chalamet offered  Zendaya advice on working  with Guadagnino.

Zendaya described Guadagnino as brilliant and expressed excitement about collaborating with him.