TODAY November 18, 3RD Hour: Holiday Travel Tips & Challenges | One-On-One with Ariana Grande Before ‘Wicked: For Good’ | Melissa Joan Hart on ‘A Merry Little Ex-Mas’

NBC News chief consumer investigative correspondent Vicky Nguyen shares key holiday travel tips. Also, Sheinelle sits down with Ariana Grande ahead of the release of ‘Wicked: For Good’ to discuss her transformative role as Glinda and how she balances singing and acting. Plus, Melissa Joan Hart stops by to talk about her new film ‘A Merry Little Ex-Mas.’ And, a look at easy, family-friendly holiday home décor ideas.

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