A Charlie Brown Thanksgiving, Buffy the Vampire Slayer

If you're going to spend much of the Thanksgiving holiday on the couch — after all, you'll have lots of food to digest -- there's plenty of TV to watch. Check out our roundup of marathons, specials and games. All times are Eastern (ET):

Parades and Specials:
Macy's Thanksgiving Day Parade (9 a.m.-12 p.m., NBC)
The National Dog Show (12 p.m.-2 p.m., NBC)
Miracle on 34th Street
(2 p.m.-4 p.m., NBC)
Ice Age: A Mammoth Christmas (8 p.m.-8:30 p.m., Fox)
A Charlie Brown Thanksgiving (8 p.m.-9 p.m., ABC)
The Real Story of Thanksgiving (8 p.m.-9 p.m., History)
Punkin Chunkin 2011 (8 p.m.-10 p.m., Science & Discovery)
Dr. Seuss' Horton Hears a Who! (8 p.m.-10 p.m., NBC)
Happiness Is a Warm Blanket, Charlie Brown (8:30 p.m.-9:30 p.m., Fox)
Swampsgiving (9 p.m.-10 p.m., History)
A Very Gaga Thanksgiving (9:30 p.m.-11 p.m., ABC)
The 85th Anniversary of Macy's Thanksgiving Day Parade (10 p.m.-11 p.m., NBC)
This Is It (10 p.m.-12:30 a.m. Friday, VH1)

Sports:
Green Bay Packers at Detroit Lions (12:30 p.m., Fox)
Miami Dolphins at Dallas Cowboys (4:15 p.m., CBS)
San Francisco 49ers at Baltimore Ravens (8:20 p.m., NFLN)

Marathons:
Buffy the Vampire Slayer (6 a.m-4 p.m., Chiller)
Cake Boss (6 a.m.-8:30 p.m., TLC)
Supernanny (6 a.m.-3 a.m Friday, Style)
Arrested Development (6 a.m.-6 a.m. Friday, IFC)
Roseanne (7 a.m.-7 p.m., Oxygen)
Cool Tools (7 a.m.-4 a.m. Friday, DIY Network)
Top 30 Family Videos for Thanksgiving (7:30 a.m.-11 a.m., CMT)
My Wife and Kids (8 a.m.-5 p.m., BET)
IRT Deadliest Roads (8 a.m.-8 p.m., History)
Deal or No Deal (8 a.m.-midnight, GSN)
The First 48 (8 a.m.-4:00 a.m. Friday, A&E)
Star Trek: The Next Generation (8 a.m.-5 a.m Friday, BBC America)
James Bond films (8 a.m.-5:30 a.m Friday, Syfy)
The Andy Griffith Show (8 a.m.-7:30 p.m., TV Land)
How It's Made (9 a.m.-6:30 p.m., Science)
American Guns (9 a.m.-8 p.m., Discovery)
Bones (10 a.m.-8 p.m., TNT)
NCIS (10 a.m.-8 p.m., USA)
Braxton Family Values (10 a.m.-10 p.m., WEtv)
The Godfather Parts 1 and 2 (11:30 a.m.-8 p.m., AMC)
Designing Women (3 p.m.-8 p.m., TV Guide Network)
Brothers & Sisters (5 p.m.-1 a.m. Friday, SOAPnet)
Reed Between the Lines (5 p.m.-midnight, BET)
Friends (9 p.m.-5:30 a.m., Nick at Nite)
The Comedy Central Roast (10:30 p.m.-1:40 a.m. Friday, Comedy Central)

What are you planning to watch on Thanksgiving?