Lady Gaga and Bruno Mars performed a hauntingly beautiful cover of "California Dreamin'" at the 2025 Grammy Awards

Lady Gaga and Bruno Mars threw it back to the '60s for their performance at the 2025 Grammys, singing The Mamas and the Papas' iconic hit "California Dreamin" midway through the ceremony at Crypto.com Arena Sunday (Feb.

Grammys, Bruno Mars and Lady Gaga made a special tribute to Los Angeles with "California Dreamin'" following the devastating wildfires.