Playlist : ups and downs

Kann

Seing as the first page of this forum is generally flooded with games I thought I'd add my share
At least we can all learn something from this one I guess.
You name an artist/band and (what you consider) the best song and the worst song ever (you'd wish that shit was never recorded).
As to keep things funny, interludes or non-songs (foxy mop, fitter happier...) do not count.

queens of the stone age
up : you can't quit me baby
down : little sister

glasshouse

up: last exit
down: gone