In 1980 Larry Slavens saw 3 performances during 2 concerts with 3 bands at 2 venues in 2 locations.

Date   Concert   Venue   Location  
May 29, 1980
Grateful Dead
  Setlists
Civic Center of Greater Des Moines Des Moines, Iowa, United States
Apr 29, 1980
The Who / Blackfoot
  Setlists
Hilton Coliseum Ames, Iowa, United States