I didn't want to detract from the "favorite movie" thread, so here is a place for any cool Tombstone quotes. Hell, there's a ton of em... I'll start with one.
Ike Clanton: What is that now? Twelve hands in a row? Holliday, son of a bitch, nobody's that lucky.
Doc Holliday: Why Ike, whatever do you mean? Maybe poker's just not your game Ike. I know! Let's have a spelling contest!