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NBC Biggest Loser, Parenthood previews for Tuesday, Feb. 28 (VIDEOS)

By April MacIntyre Feb 27, 2012, 19:27 GMT

Parenthood star Monica Potter - 8th Annual Woman\'s Day Red Dress Awards - Arrivals - Frederick P. Rose Hall - New York City, NY, USA © Debby Wong / PR Photos

Tune in alert for the NBC Tuesday Preview.

You don’t want to miss the Tuesday night NBC lineup this week. Tomorrow on the Biggest Loser, the contestants bring their healthy living knowledge home to their families.

Be sure to keep watching because the Parenthood season finale begins at 10/9c.

Get an early look at the Bravermans with the included preview and five sneak peeks. THE BIGGEST LOSER Facebook: http://www.facebook.com/biggestloser

Twitter: https://twitter.com/#!/biggestloserNBC #BiggestLoser

Week 9 The players return home for 18 days with a challenge to lose 5% of their body weight - and immunity! PARENTHOOD Facebook:

http://www.facebook.com/Parenthood Twitter: https://twitter.com/#!/nbcparenthood #Parenthood

Next On: My Brother's Wedding - Preview Season Finale! The Bravermans celebrate the union of Crosby and Jasmine, while the fate of The Luncheonette hangs in the balance.

The Worry's in the Details Sarah's anxieties leak out over a beer.

Wedding Planning Party The family gets together to make a wedding happen.

Adam Doubles Down Big brother tells Crosby about an offer he doesn't want to refuse...

Big News! Crosby and Jasmine want to get married - right now!

Zoe Checks In After everything that's happened, what can she really say?