[BUG]The head goes off after cutting it with the katana (permamently?)

[Carlambor]

Description: Player1 cuts Player2's head off with katana. Now Player2 can't see his head anymore in the character selection screen or afterwards.
Reproducible: Always.
What you were doing at the time of this bug: Killing a player with katana/getting killed with katana.
What you think caused the bug: The feature of katana which cuts your head off.