Campaign has already clocked up 15,000 signatures
The service will take place on Saturday (January 9)
The classic track is currently at Number Nine in the midweeks
Musician was a regular at The Rainbow bar and grill in Hollywood
Berlin concert capped off 40-year career just two weeks before Lemmy's death
Sticksman also pays tribute to late singer Lemmy following his death
Members of Blink-182, Slipknot, Red Hot Chili Peppers, Kiss and Megadeth among those to pay their respects
Band's iconic leader has suffered numerous bouts of ill health in past few years
Hamburg concert rescheduled to December 9