TBS says it plans to air a Thanksgiving marathon featuring 14 episodes of the New York-set sitcom, "Friends." The holiday-themed programming event is to kick off Thursday at 10 a.m. ET/PT. It will include all 10 Thanksgiving episodes of the popular series, along with four bonus episodes about the time Rachel and Ross [played by Jennifer Aniston and David Schwimmer] "were on a break" in their relationship, the cable network said in a release Friday.