In 2007 John Klaus saw 11 performances during 1 concert with 11 bands at 1 venue in 1 location.

Date Concert Venue Location
Jul 15, 2007
American Idol Live
"American Idol Live" / Jordin Sparks / Blake Lewis / Melinda Doolittle / LaKisha Jones / Chris Richardson / Phil Stacey / Sanjaya Malakar / Haley Scarnato / Gina Glocksen / Chris Sligh
Toyota Center Houston, Texas, United States