Scoop: DATELINE on NBC - Today, December 21, 2012

Tonight, December 21 at 10p/9c

Dateline's "Holiday How-To Guide" to Air Tonight, December 21 at 10p/9c

Overwhelming shopping list? Dateline provides tips on finding the perfect gifts without the stress. Questions about office party etiquette or when it is acceptable to re-gift? Hoda Kotb, Kathie Lee Gifford and Bravo's Andy Cohen share their list of holiday do's and don'ts. Holiday parties on the calendar? Learn how to gracefully take the car keys away from someone who has had too much holiday cheer. Plus, musician and television personality Nick Cannon opens up to Lester Holt about why he is so passionate about giving back during the holidays.

David Corvo is the senior executive producer, Liz Cole is the executive producer and Lester Holt is the primary anchor of "Dateline" (Fridays at 10p/9c). Follow "Dateline NBC" on Facebook and Twitter @datelinenbc.