He played with Muddy and they called him Buddy. George “Buddy” Guy, a Chicago blues pioneer whose artistry influenced the likes of Jimi Hendrix, Eric Clapton, Keith Richards and countless others, was born in Lettsworth, Louisiana, on this day in 1936. This clip shows him ripping a solo during a 2014 show at Buddy Guy’s Legends blues club in Chicago. Stevie Ray Vaughan joins in the fun in this July 30, 1989, jam at Legends.

Also on this day:

An estimated 450,000–500,000 people attended a Rolling Stones-fronted benefit concert in Toronto to celebrate victory over SARS. Officially called Molson Canadian Rocks for Toronto, it was also known as Stars 4 SARS, SARSStock and SARS-a-palooza, and is reportedly the largest outdoor ticketed event in Canadian history. Check out the size of this crowd as AC/DC does “Thunderstruck.”