[NOTE: This PopWatch HeadScratcher is closed. See your clever responses here.]
A special Emmys weekend PopWatch HeadScratcher for you.
What do these four Emmy Award-winning cop shows have in common?
Hill Street Blues
Send your best guess to firstname.lastname@example.org.
As always, points for creativity. Be sure to give us your first and last name if you want to be included in our cavalcade of brilliance when we post our favorite responses on Tuesday. (We’ll be working through the night Sunday so we’ll be off Monday for a little post-Emmys R&R.)
(Get complete Emmys coverage from AOL, People, InStyle, and EW)