Aerosmith team up with Julian Lennon and Johnny Depp
31 October 2012 Last updated at 15:52 GMT
Aerosmith's Steven Tyler and Joe Perry have revealed how they came to collaborate with Julian Lennon and Johnny Depp on their new album.
Tyler told Kirsty Lang on Front Row that Lennon overhead him singing in the shower when they were staying in adjoining rooms at the same hotel.
Aerosmith's frontman also revealed that he invited Johnny Depp to sing backing vocals after meeting him in France.
Listen to the full interview with Steven Tyler and Joe Perry on BBC Radio 4's Front Row at 1915 on Wednesday 31 October.