Diamond talks about his 'emotional' trip to Cleveland and melding art with music in L.A.
'In my heart of hearts I wanted to have the whole original band get together and actually perform'
Fans boo Axl Rose, whose absence didn't dampen spirit of 27th annual ceremony
Group will be unable to perform at induction ceremony in Cleveland tonight
No word whether he plans on attending the ceremony
Singer: 'I strongly request that I not be inducted in absentia'
Chris Rock, Carole King, Steven Van Zandt and Chuck D will also help induct the class of 2012
Guitarist on why Guns N' Roses won't play their Rock and Roll Hall of Fame induction
'You have those daydreams like, we'll go up and play 'Nightrain' and 'Brownstone,'' he says
Laura Nyro, Donovan and the Small Faces/Faces will also be inducted in 2012
'We owe it to the fans to do a tour around the world'
Other nominees include Erik B. and Rakim, Joan Jett, the Small Faces/Faces, Beastie Boys and Donovan