1) He keeps handcuffing himself by accident.
2) He is starting to develop a crush on one of the transvestite hookers he arrested.
3) He wants to transfer to a K-9 unit because he thinks he'd look good in a collar.
4) He talks to himself. Half of him is the "good cop", and the other half is the "bad cop."
5) He wants you to call him "Judge Dredd", and he insists that all suspects should be executed right there on the spot.
6) He keeps asking you if his bullet proof vest makes him look fat.
7) He is exchanging donut recipes with complete strangers.
8) The perpetrators beg him to stop talking about his hemorrhoids.
9) Every Tuesday he insists it's his turn to be the siren.
10) He wants to hear less talk and more music on the police channel.