I've been to too many but I'll try to remember some
After The Fall, Kisschasy and The Open Season
After The Fall, Grand Fatal and Airbourne
Kisschasy, Horsell Common and Liabilty Of My Own
Gyroscope, Behind Crimson Eyes and Mere Theory
STR, Embodiment 12:14, Mere Theory and In Fiction
Kisschasy, After The Fall, Gyroscope and Infiction
Anberlin, Mere Theory and Wendy Icon
Behind Crimson Eyes, The Bleeders, Angelas Dish and The Getaway Plan
Millencolin, The Hot Lies and Save & Exit
Forgetting Yesterday, Sumi and The Open Season
Gyroscope, Angelas Dish and The Open Season
Taking Back Sunday, The Alkaline Trio and The Getaway Plan
ummm theres heaps more but can't remember them