The online ballot has most of the campaigns linked, but I'll embed the 2010 contestants here for ABSOLUTE WORST AD IN AMERICA:
Other categories and finalists are listed below. (Ignore the radio buttons, it was a C&P.)
MOST GRATING PERFORMANCE BY A HUMAN
(no link)
MOST ANNOYING ANIMATED SPOKESTHING
DUO OR GROUP THAT MOST NEEDS TO BE BROKEN UP
(no link)
CELEBRITY WHO MUST HAVE LOST THE MOST MONEY IN HOUSING CRASH
CREEPIEST COMMERCIAL