"Implosion" - nothing more awkward than a band who will never make it on stage......
Tommy Lee, Ritchie Blackmore, Eddie Van Halen, Axl Rose, Gene Simmons
"Coke Blocked" - except for maybe a band that is unlikely to even survive until the show.
Steven Adler, Ozzy Osbourne, Keith Richards, Ace Frehley, Duff McKagan