If Lady Gaga and Bradley Cooper's duet of "Shallow" had you breaking a sweat, you are not alone.
The A Star Is Born costars took the Oscars stage on Sunday night to perform the hit track, and it didn't take long for things to get spicy...
Naturally, viewers took notice.
As a reminder, Cooper shares daughter Lea De Seine Shayk Cooper with his longtime partner, Irina Shayk, so Cooper and Gaga are just very good friends.
But you can't deny their creative chemistry.
A Star Is Born was nominated for Best Picture this year while Gaga received a nod for Best Actress and Cooper was nominated for Best Actor.
The 91st Academy Awards took place Sunday, February 24 at the Dolby Theatre in Los Angeles, California. For the first time since 1989, there was no host. Instead, Maya Rudolph, Tina Fey, and Amy Poehler opened the show and stars took turns presenting awards.