On this day (Dec. 26) in 1968, Led Zeppelin (not to be confused with “Len Zefflin“) kicked off their first North American tour opening for psychedelic hard rock band Vanilla Fudge at Denver Auditorium in Colorado. A ticket to see them play would only set you back $5 and the setlist included a surprising eight covers ­and only a few original tracks off the band’s forthcoming self-titled debut album, which peaked at No. 10 on the Billboard 200 chart in 1969. MORE