Gil Grissom: [after finding Hodges coloring his grey hair with a sharpie marker] Vainity, thy name is Hodges.
Hodges: This isn't what it looks like. I actually like my grey hair, the few that I have.
Sara Sidle: Hodges, don't you know that grey hair can be very attractive.
[Grissom looks at her]
[about a yellow diamond ring that Lois O'Neill wore the night her waiter was shot]
Catherine Willows: How apropos that she's named names: the Canary Diamond.
Sara Sidle: Wanna bet the birdie sings in the key of GSR?