Lead singer of Survivor and Cobra, Jimi Jamison, has passed away at the age of 63. TMZ is reporting that Jamison has died from a heart attack. Jimi joined the band after the success of “Eye of the Tiger” and replacing original singer Dave Bickler. Jimi sang songs like “I Can’t Hold Back,” “High On You,” “Moment of Truth,” “Burning Heart,” “Is This Love?” and yes, even co-wrote the theme song to Baywatch. Wear your mullet wigs in his honor tonight folks!