EXCLUSIVE: Happy's Place star Melissa Peterman will host NBC's Countdown to Macy's Thanksgiving Day Parade. The hour-long special, which will air the night before Thanksgiving, will also feature interviews with Macy's Thanksgiving Day Parade performers Colbie Caillat, Gavin DeGraw, and Jewel. In addition, viewers will get a behind-the-scenes look at the creation of the famous floats [...]