you might want to put all your glassware away for safety before you play this one:
The X Factor Season 4 Favourite Bad Auditions
those people that come in and honestly believe that they can be the new Christina Aguilera and fail so hard and then get over the piss pissed off when they are told that they suck (check the girl at 15th minute for instance.)
to one other contestant Simon says:
"everything was great about your audition until you started singing" 
this one is not a cover, the guy wrote his own song, but
oh my god!
he made one of the judges throw up, ha ha ha ha