Russian Revolver bug

[OMJ]

You find a bullet on the ground and load it into the gun, spinning the cylinder.
Old Man Jenkins (as Beef House) points the gun at his head. Click!
Old Man Jenkins (as Beef House) points the gun at his head. Click!
Dehli K. Tessin slurs, "Iff'sh alwaysh due firshff shhoff"
Old Man Jenkins (as Beef House) points the gun at his head. Click!
Old Man Jenkins (as Beef House) points the gun at his head. Click!
Old Man Jenkins (as Beef House) points the gun at his head. Click!
Old Man Jenkins (as Beef House) says, "Crew"
Dehli K. Tessin slurs, "holy shhiff"
Zorafm Deathwish screams!
Old Man Jenkins (as Beef House) says, "I have cheated death"
Max Power gasps.
BOOM! Old Man Jenkins (as Beef House)'s head explodes.
I thought the probability changed for each shot fired? Apparently not. Or the revolver has more than six shots in it, in which case please disregard this