Bradley Cooper and Lady Gaga surprise the public in Las Vegas with a shallow duet

Lady Gaga and Bradley Cooper played "Shallow" live for the whole first time on Saturday

During the residency concert of Gaga Enigma in Las Vegas, the singer invited her with a co-star and director A star was born . Cooper, who was sitting in the audience, was encouraged by the crowd as he joined Gaga to play their duet.

After sharing his hug, Gaga announced to Cooper: "I've even got in ears."

"Jackson Never used that", referring to his character Jackson Maine, said the audience while he was preparing to play.

A video footage of the concert shows that Gaga helps Cooper get ready to sing, giving him a kiss before sitting down.

While Cooper was singing, Gaga knelt beside him and put his arms on his leg.

After Cooper finished her solo, Gaga got up and started her part of the song on the piano. In the video posted on Instagram by @JoeyMonroe, you can see Cooper and Gaga looking at each other warmly as they continue the song. Towards the end of the song, Cooper sat next to Gaga and put his arm around his waist.

In just a few hours, the tandem may step on the red carpet at 2019 SAG Awards . , where the film is nominated for several awards.

Watch the video above to see Gaga and Cooper sing "Shallow" in Las Vegas!