*BOOM!*

[splodyscientist]

*Anyone who is awake and has reason to be out in the halls in the middle of the night might hear a muffled explosion. Those close to the potions classroom will notice a thick cloud of green smoke.*

*incoherent scribble and a large inkblot*

[voice]
*coughing*
PEEVES!
*more coughing*
[/voice]

((Watari has gone far too long without something exploding. XD))