Federico Mazzetti has seen 145 bands.

Band Concerts Seen
  Billy Talent 3 concerts
  Emo Nite 3 concerts
  Morrissey 3 concerts
  Simple Plan 3 concerts
  An Horse 2 concerts
  Apes of the State 2 concerts
  blink-182 2 concerts
  Buitres 2 concerts
  Carson Mchone 2 concerts
  Crywank 2 concerts
  Days N' Daze 2 concerts
  DeathbyRomy 2 concerts
  Doberman 2 concerts
  Guard Petal 2 concerts
  Infected Rain 2 concerts
  Kevin Devine 2 concerts
  Kevin Devine and The Goddamn Band 2 concerts
  Local News Legend 2 concerts
  Mayday Parade 2 concerts
  Snake 2 concerts
  State Champs 2 concerts
  The Mountain Goats 2 concerts
  The Story So Far 2 concerts
  Tonight Alive 2 concerts
  Agarrate catalina 1 concert