Clever Clue Nominees

Please vote for the best clue from October (either by email or comments below). The Clever Clue of the Month will be announced on Sunday.

Lab assistant, maybe?...................GUIDEDOG

Characters in "It's a Mad, Mad, Mad, Mad 

World"..................................COMMAS

Sound around a cradle...................DIALTONE

Competitions in which batting is

forbidden...............................STARINGCONTESTS

What goes in a box......................HOUSECAT
Problematic opening on Broadway?........POTHOLE