The affected nerve in piriformis syndrome is the sciatic nerve. Collectively the tibial and common fibular nerve makes up the general term sciatic nerve. Since the sciatic nerve is so close to the piriformis it is acknowledged that the muscle plays a role in irritating the nerve.
They named the band Lynard Skynyrd after. Leonard Skinner, a disliked gym teacher / coach some of the members had in high school. Skinner later moved on to selling Real Estate in Jacksonville Florida.
Three band members died in the crash: lead singer Ronnie Van Zant, Cassie Gaines, and her brother Steve Gaines. Lynyrd Skynyrd is not a real person. Lynyrd Skynyrd is just the name of the band; none of the band members are named Lynyrd Skynyrd. See the Related Question below for more information.