(N)OK 
Prepare for a break RACKUP[in pool]
Theme: Remove the letter K from a common term to yield a less common one:
Apple delivery vehicle? MACTRUCK
Lobbying gp. bigwig? PACLEADER
Coalition celebration? BLOCPARTY
Court dispute over footwear? MOCTRIAL
Movie with style? CHICFLICK
Employee using a word processor? DOCWORKER
Step on it PATH [the verb form means "move" but not quickly]
RATING:
Three grins = Excellent: Loved it; Two grins = Good: Enjoyed it; One grin = Satisfactory: A bit bland for my taste; One teardrop = Unsatisfying: No fun
