We take a close look at McGarrett in this Hawaii Five-0 photo. It is from the season 3 finale of this CBS hit.
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Danny and Gabrielle reconnect on the season finale of Hawaii Five-O. "Aloha, Malama Pono (Farewell and Take Care)" is the 24th episode of the show's third season.
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Hawaii Five-0 Season 3 Episode 24 Quotes

Good, all we gotta do is stop an anonymous maniac who butchered five people from getting off the island.

Danny

Police Officer: I hope you know what you're doing, Steve.
Danny Williams: You know what you're doing, right?