Too bad, he literally burned out on drugs in the short run.

Despite widespread reports, "Grease" star Jeff Conaway did NOT die from a drug overdose -- but rather his body gave out after long-term prescription drug abuse ... this according to Dr. Drew.
http://www.tmz.com/2011/05/27/dr-drew-jeff-conaway-overdose-drugs-prescription/

He will always be "Kenickie" to me...  RIP.

well, drugs sure is the devil.