Bieber 'Simpsons' cameo

Published On: May 13 2013 06:58:04 PM CDT   Updated On: May 13 2013 04:02:09 PM CDT

Bieber's blink-and-you-missed-it spot follows the tradition of dozens of celebrity voice cameos every season, including others on Sunday’s episode by Bill Hader, Jane Krakowski, and Patrick Stewart.