Rule Number Nine

Main Points:
Buffy the Vampire Slayer/NCIS crossover
Summary: Better done by tags, title, and story (it's a drabble!  a short one!)
Word Count: 35
Rating: Gen

            “Never go anywhere without a kni—” Tony starts, then stops.  Xander’s brandishing a knife he’d somehow hidden in his sneakers with a wide, terrifying grin that reminds him of Gibbs.

            “You were saying, Stark?”