The team suspects the killer has close ties to Tim's father.
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The funeral montage at the end of the January 15, 2013 episode of NCIS, with Vance and Co. in DC and Ziva in Israel.
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The stunning end to the NCIS Season 9 finale. Will Ducky survive? What about the rest of the team?
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A moving scene from the eighth season finale of NCIS. Franks is laid to rest and Gibbs' woodwork is finally revealed.
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A promo for the February 22, 2011 episode of NCIS. Will McGee find love this time around?
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A sneak preview of "Rule Fifty-One," the seventh season finale of NCIS. Here are nearly two minutes of clips from the episode.
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A promo for the season finale of NCIS, "Rule Fifty-One." What is Rule #51? And is Gibbs going rogue?
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The first 23 episodes of NCIS in five minutes. Catch up if you've missed them heading into the finale!
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NCIS Quotes

McGee: All right. Well you should probably know that Abby and I used to date?
Bishop: Ew. Like, each other?
McGee: Yeah.
Bishop: Wait - isn't that a violation of rule 12, never date a....
McGee: It was a long time ago. After we'd broken up, one night I went to her lab. Found a scribbled piece paper; a list. Potential boyfriends had to fulfill certain conditions by a pre-arranged date or else, goodbye.
Bishop: Such as.
McGee: Things started off relatively normal: opening the door for her, flowers, putting the seat down. Then around number 8, it gets uh...
Bishop: What?
McGee: Does she know you have these?
Bishop: Does she know you have these?
McGee: Yeah she wasn't happy when she found out.
Bishop: These are all very specific.
McGee: Yeah.
Bishop: These ideas apply to you?
McGee: No those rules weren't in place when we were together. At least I don't think so.
Bishop: What's with the two month cutoff? Abby's sabotaging herself. I've seen stuff like this before. We have to talk to her.

McGee: Rule number 70 - keep digging till you hit bottom.
Abby: McGee! There is no rule 70.
McGee: Well, I--
Abby: You just made up a rule. This McGibbs thing has really gone to your head. I don't even recognize you right now.