April 20th
1977 - Led Zeppelin-Cincinnati, OH. US/Riverfront Coliseum - A fan is pushed over by some rowdy members of the audience on the 3rd floor of the venue, lands in the streets, gets run over, and died.
1985- Jimmy Page-The Firm-Richfield,OH. US/Coliseum
1992 - Robert Plant-Wembley Arena, London/Freddie Mercury Tribute Concert
1993 - Robert Plant-Fate of Nations European Tour-Fulham/Kings Head
2008 - Robert Plant-Raising Sand Tour-Louisville, KY. US/Palace Theater
2011 - Robert Plant-Band of Joy-Seattle, WA. US/Paramount Theatre-TONIGHT!!