Hot off of an impressive Super Bowl Halftime Show, Lady Gaga has another big performance in store for fans.
A leaked Grammy promo shows that worlds will collide when Gaga, one of the biggest pop stars in the world, performs a duet with Metallica, one of the biggest heavy metal bands in the world.
Rolling Stone reported that the video (below) does not lie and confirmed the collaboration is happening.
The Grammy Awards air this Sunday on CBS at 8pm ET/5pm PT. James Corden is hosting the biggest night in music, while other performers include Beyonce, Katy Perry, Adele, Bruno Mars, Keith Urban, Lukas Graham, Demi Lovato, The Weeknd, Daft Punk and A Tribe Called Quest.