Robert Ahearn has seen 24 bands.

Band Concerts Seen
  John Mayer 13 concerts
  Dead & Company 6 concerts
  Alec Benjamin 2 concerts
  Anson Seabra 2 concerts
  Dave Chappelle 2 concerts
  Alexander 23 1 concert
  Bazzi 1 concert
  Black Eyed Peas 1 concert
  Bobby Weir 1 concert
  Bob Weir & Wolf Brothers 1 concert
  "Controlled Danger" 1 concert
  David Byrne 1 concert
  Dixie D’amelio 1 concert
  Jonas Brothers 1 concert
  Joy Oladokun 1 concert
  JP Saxe 1 concert
  Lenny Kravitz 1 concert
  Matt Scannell 1 concert
  "Rise For The River" 1 concert
  Saweetie 1 concert
  Sean Paul 1 concert
  Sheryl Crow 1 concert
  Tai Verdes 1 concert
  Tate McRae 1 concert