Copyright 2007 Nancy Ostertag / Getty Images

Oscar winner MIRA SORVINO knows how important family is around the holidays, so she and Crest Whitestrips are teaming up to make a needy family's wishes come true this year. Just log onto www.reunitewithasmile.com and cast your vote for the most deserving brood to win a family reunion worth $20,000, including air fare and hotel, to New York, NY; Miami, FL; Park City, UT; Cancun, Mexico; San Diego, CA; or Burlington, VT.