Listeners call up with the things that they do that seems normal but no one else does it.
Jimi Hendrix (1942 - 1970) performing at Madison Square Garden, New York City, 18th May 1969. (Photo by Walter Iooss Jr./Getty Images)
1970: (L-R) Doug Yule, Lou Reed, Maureen "Moe" Tucker and Sterling Morrison of the rock and roll band "Velvet Underground" pose for a portrait in 1970. (Photo by Michael Ochs Archives/Getty Images)