32 years gone.
Unless you are a true fan of Terry Kath's guitar, you probably only know 25 or 6 to 4 in it's single form on the radio. Take a look and listen to this video - the quality ain't great, but wait 'til it hits the two-minute mark and watch it through to the end. If at that point you don't get why Terry was one of Jimi Hendrix's favorite guitarists, you don't get rock'n'roll...
You can learn more about Terry Kath and the 47 other musicians in my tribute book, Everybody I Shot Is Dead.