Los Angeles, Feb. 3 -- Lady Gaga and Bruno Mars added two more Grammy Awards to their collection on Sunday night when they won Best Pop Duo/Group Performance for their hit song "Die With a Smile," Billboard reported

The duo celebrated their win over tough competitors, including Beyonce and Post Malone, Gracie Abrams and Taylor Swift, Ariana Grande with Brandy and Monica, and Billie Eilish with Charli XCX.

Mars, in his winning speech, expressed his joy and said, "Gaga, I'm so honored to be a part of this song with you. I'm so honored to have a small part in your giant musical legacy, and I truly believe that God gave us this song to sing together, so thank you so much."

Calling Mars a "beautiful human being and musician for the ages," G...