Bradley Cooper Joins Lady Gaga on Stage to Perform ‘Shallow’ for the First Time Live [VIDEO]

Bradley Cooper joined his A Star Is Born costar Lady Gaga on stage during her Saturday, January 26, concert in Las Vegas to perform their hit song “Shallow” from the film live for the first time.

Over the weekend the stars walked the red carpet at the SAG Awards, where although Gaga didn’t win for her performance she won with her Marilyn Monroe style gown

 

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Just gonna leave this here. 😘 #SAGawards (📸: Getty Images)

A post shared by Entertainment Tonight (@entertainmenttonight) on Jan 27, 2019 at 4:57pm PST