Cream drummer hopes to be able to play again
Doctors have insisted that the musician have "complete rest" as a result of his diagnosis
'We're Going Wrong' also played
"I probably like about five percent of what they did"
The influential bass player passed away last month at the age of 71
Slash, Flea, Brian May, Tony Iommi and Ringo Starr among stars to pay tribute to Bruce
Guitarist releases the short acoustic track 'For Jack'