Ashton Kutcher on ‘That ‘90s Show’ and Filming in ‘Nostalgic’ Basement (Exclusive)

Ashton Kutcher chats with ET's Lauren Zima at the Los Angeles premiere of 'Vengeance.' The actor shares details about he and Mila Kunis heading back to the Forman basement in 'That '90s Show,' which he says was 'funny,' 'weird' and 'super nostalgic' for the cast. He also opens up about reuniting with his 'Punk'd' co-star, B.J. Novak, for the upcoming comedy. Plus, Ashton explains the backstory behind he and Mila's cameo on season 3 of 'The Boys.' 'Vengeance' hits theaters July 29.