Does anyone remember the name of that person who took over Twitter and ruined it?

Does anyone remember the name of that person who took over Twitter and ruined it?

Common someone help me out here...

PS Boost! #Muskynomore

@humandhuman Elton Busk or something.
@johnnyd_cm No, no that wasn't it. Was it Melon Usk?
@humandhuman Possibly Melting Bus.
@johnnyd_cm Gluepon Husk?