Clem’s got himself discharged, if you believe his story.

And he’s a resourceful man.  Of course he’s going to make sure he’s got a handy pair of eyes… so long as he’s got something to lord over Durnell.   I’m sure if he had to rely on charm to find some more agreeable companion, he could have done so. But let’s face it.  He’s decided that Durnell owes him, and who’s going to argue with the man?  No one, while he’s armed with bear spray and a bad attitude, that’s who.