why the hell cant' Flack just ..
Stick his shirt tail in his pants!
"Vive la mort, vive la guerre, vive le sacre mercenaire."
... and start wearing a tie! I remember Lt. VanBuren getting on to the Law & Order detectives in the last season about their slobby appearance.
He's a NYC Detective and not in an undercover assignment. He should look the part- as should Mac BTW (ever since season 2).
Raylan Givens: You make me pull, and I'll put you down.