Three of The Beatles’ children have united on a new song. Ringo Starr’s son, Zak Starkey, confirmed that John Lennon’s son, Sean Ono Lennon, and Paul McCartney’s son, James McCartney, provided vocals on his supergroup Mantra of the Cosmos’ upcoming single “Rip Off.”

Three sons of The Beatles members have teamed up for a new song together. Zak Starkey, the oldest son of Ringo Starr (whose real name is Sir Richard Starkey), said he worked with James McCartney, Paul McCartney’s son, and Sean Ono Lennon, John Lennon’s son, on a track called “Rip Off” that will be released under Starkey’s band Mantra of the Cosmos.