J.K. Simmons is returning to the world of jazz, reteaming with “Whiplash” director Damien Chazelle in Lionsgate musical “La La Land.”

Ryan Gosling is portraying a jazz pianist and Emma Stone will play an aspiring actress in the story, in which the duo fall in love but face difficulties as they become more successful. Chazelle is directing from his own script.

Simmons will portray a character called the Boss. Jessica Rothe, Sonoya Mizuno and Callie Hernandez are also starring.

Producers are Fred Berger, Gary Gilbert, Jordan Horowitz and Marc Platt. Lionsgate has dated the film, which will go out under its Summit label, for July 15, 2016.

Simmons won the supporting actor Academy Award for portraying an abusive music teacher in “Whiplash,” which Chazelle directed from his own script.

The actor recently exited the “Kong: Skull Island” project. He’s filmed “The Accountant” with Ben Affleck and “The Lake” with Sullivan Stapleton.

Simmons is repped by Gersh. The news was first reported by the Hollywood Reporter.