August 11, 2011 Photos | Justin Bieber's AMA Night Edit Delete Tags Autopost Justin Bieber's AMA Night Related Artists Usher Justin Bieber Katy Perry Source: http://www.mtv.com/photos/?fid=1652773Amanda Righetti Amanda Swisten Amber Arbucci Amber Brkich Amber Heard Amber Valletta America Ferrera Amerie Amy Cobb Amy Smart Ana Beatriz Barros Ana Hickmann Ana Ivanovi Ana Paula Lemes Ananda Lewis