Lady Gaga & Stevie Wonder Sang 'Happy Birthday' to Tony Bennett - Watch Now!

Lady Gaga waves to some fans as she heads into a recording studio on Friday (August 6) in the West Village neighborhood of New York City.

Earlier in the week, the 30-year-old musician attended Tony Bennett‘s birthday party where she performed on stage with Stevie Wonder!

PHOTOS: Check out the latest pics of Lady Gaga

The duo performed Stevie‘s hits “I Wish” and “You Are the Sunshine of My Life” while Gaga sang “La Vie En Rose” and “Bad Romance” solo.

“A beautiful night w/ beautiful friends. We ❤️ you Tony you’re the apple of our eyes. #happy90thtonybennett,” Gaga wrote on her Twitter after the event.

Check out Lady Gaga and Stevie Wonder performing funky “Happy Birthday” below…

FYI: Gaga is wearing Ash shoes and Nobody Denim jeans.