The official release of Sour Girl as a live performance was pressed on the Sour Girl single and was taken from a radio show played on April 19, 2000 at 91X Radio in San Diego, CA.
A live Trippin' On A Hole In A Paper Heart appears on the Hollywood Bitch CD single and was taken from the Rolling Rock performance on August 4, 2001 in Latrobe, PA.
Rik's CD database has all of this information
here.