Need big MUI and wierd bug help

[Slaydon]

Okay, if you test it youll see the problem FAST.

The Grenates suddenly explodes
The Grenates arent MUI
The Grenates suddenly changes different height??? so somethimes it goes a half inch, sometimes 4 inches or so.
Well, here is my problem

 

[VergilThazaar]

...you forgot to mention another problem.
The Grenates are not Grenates but Grenades.

Yeah I know, very helpfull

 

[Slaydon]

oh, i make that grammar fail Every day ;/