Watch: THIS IS US Star Justin Hartley Talks Hit Show & Recent Marriage On TODAY

We finally found out how Jack died on the hit drama "This Is Us," but there's plenty more to the Pearson family's saga, and Justin Hartley - who plays Jack's son Kevin - joins Kathie Lee and Hoda to talk about Tuesday's episode, which features a trip to Las Vegas. He also shares a sweet photo from his recent wedding to actress Chrishell Stause: "We took the plunge!"

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Watch the interview here: