America seemed to be on a bit of a pre-holiday diet last night when it came to Thanksgiving Eve primetime. With CBS the only net to put originals up on Wednesday, encores and specials galore took a bit of dip from last year. Once again, A Charlie Brown Thanksgiving (1.7/7) was the top rated show among adults 18-49 on the night before the feast and a new Survivor (1.4/5) was the most watched with an audience of 7.4 million.