Soundgarden's "Superunknown" was Released 30 YEARS AGO TODAY, Grandpa!

LONDON, ENGLAND - JULY 13: Kim Thayil and Chris Cornell of American rock group Soundgarden perform live on stage during the first day of Hard Rock Calling, at Hyde Park on July 13, 2012 in London, England. (Photo by Jim Dyson/Getty Images)

Photo: Jim Dyson / Getty Images Entertainment / Getty Images

And for today's installment of, "Holy SH*%! I must be getting old!": Soundgarden's Superunknown was released on this day 30 YEARS AGO!!!! OMG!!!

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