Bono

U2 lead singer Bono has opened up on his deep grief after the tragic death of the band's Kiwi friend, roadie and “personal manager”.

U2 went on to write the song One Tree Hill in honour of Carroll. Greg became a kind of personal manager to us, including nocturnal transport responsibilities after we made the mistake one night of rolling the car in Adam’s drive.” Impressed by his work ethic, Bono and the band then took him on the subsequent 15-gig tour of Australia. Spotting someone wearing a U2 jacket, Carroll stopped the man and asked where he had gotten it. “Their version of an Irish wake is called a tangi. I had never seen Ali in such pain.