John Joseph Theodore "Johnny" Rzeznik is an American musician, singer-songwriter, and producer. He is best known as the guitarist and frontman of the rock band the Goo Goo Dolls, of which he is a founding member and with whom he has recorded eleven studio albums. Description above from the Wikipedia article John Rzeznik, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Sesame Street: 40 Years of Sunny Days
(Self (uncredited) (archive footage))
Goo Goo Dolls - Greatest Hits Volume Two
(Himself)
Color Me Obsessed: A Film About The Replacements
(Self)
Goo Goo Dolls Let Love In - Live And Intimate
Lennon or McCartney
(Self)
America | A Tribute to Heroes
(Self - Performer)
The Goo Goo Dolls - Grounded with: Virtual Rock Show
(Self)
Fading West
(Self)
Goo Goo Dolls Live in Buffalo July 4, 2004
(Self)
The Tonight Show with Jay Leno
The Next Great American Band
Hell's Kitchen
(Self - Restaurant Patron)
Teen Choice Awards
(Self)
Dr Phil LIVE!
(Self)