Recording Live Vocals To pull this off, Ruder and the production sound team did a stage test at Warner Bros. to see if this was possible. They had a pre-recorded track of the band, which they played back on the stage. First, Cooper and Gaga did live vocals.

Not at all, and not even close. In fact this is a remake of a classic film, the original is from 1937, starring Frederic March and Janet Gaynor. And then it was remade in 1954, with James Mason and Judy Garland. And then Barbara Streisand and Kris Kristofferson remade a version in 1976.

Out of 18 original tracks on the soundtrack, Lady Gaga is credited as a writer or cowriter on 13 of them, including the powerful finale "I'll Never Love Again." The big ballad featured in the trailers, "Shallow," is one of her signature songs, co-written with Mark Ronson, Anthony Rossomando, and Andrew Wyatt.

Yes, Bradley Cooper sings in A Star Is Born. He demonstrated his musical prowess by personally singing all of his parts, leaving a profound impression on both his co-star Lady Gaga and the entire production team.