ROCK OUT

All bands listed have stood up for animal rights by either being vegetarian/vegan or performing activism:

30 Seconds to Mars
Alkaline Trio
Angelas Dish                                                                               
Angels & Airwaves
AFI
Anti-Flag
At The Drive In
Avril Lavigne
Away From Now
Blink 182
Christina Aguilera
Death cab for cutie
Eighteen Visions
Eisley
Fall Out Boy
Goldfinger
Cobra Starship
Good Charlotte
Grand Fatal
Hawthorne Heights
Hellogoodbye
Hilltop Hoods
Horsell Common                                                                          
Incubus
Kisschasy
Le tigre
Mars Volta
Most Precious Blood
Nuke Dukem
Nine in nails
Parkway Drive
Pink
Pretenders
Realist View
Rise Against
Roses Are Red
Saosin
scary kids scary kids
Silverstein
Shai Hulud
Simple Plan
Something For Kate
Sommerset
Taking Back Sunday
The Getaway Plan
The Pink Spiders
The Smiths
Trial Kennedy                                                                   
Walk The Earth                                                                                                                                                                                        
Yellowcard
The Used
The Vines
Underoath
Tegan and Sarah
shadows fall
silverstein
Sum41
Strike Anywhere
System of a Down
The Shins
Tegan and Sara
The Used
Rise Against
Public Enemy
Red Jumpsuit Apparatus
NOFX
N.E.R.D.
New Found Glory