moshi riddle

(yes he has an account on moshi monster's aswell, and he has got a......) oy its my turn wwebigdv! NEway yes i do and my name is..............(hi my name is whu? ma name is who? ma name is.........)
iisnowking
and my monsters name is.................
wasabi
so my riddle is.................
WHAT GOSE UP AND DOWN BUT NEVER MOVES?
oh and one more thing lawis1303 is not allowed to anser de riddle, he already knows
if you dont have an account on moshi monster's.......................
http://www.moshimonsters.com/adopt
adopt me i wanted a diavlo but then i found katzooma was ninja wiv numchucks so i got wasabi! oh and rad shnitzel is about to.....................................
"Radda radda! radda radda!"
(oh ma gowd shnitzel you told them the anser you ideotochodomodofrodo!)
bye see you soon remember the riddle, ooh spooky!
.com............................................................................................................................................ (who)