my choices for most annoying bands/singers out there at the moment:
limp bizkit (especially fred durst) sum 41 shaggy linkin park dave matthews band alanis morrissette westlife
and my perennial favourites: the vengaboys!
p.s. whoa, sonic youth are on 'last call with carson daly' at the moment. great band...crap mtv dj. great band...crap mtv dj. good to see them on tv, though!