We're gonna have the hap-hap-happiest Christmas! The comedic holiday movie "National Lampoon's Christmas Vacation" turned 35 years old this year, as it continues to be a popular delight among holiday ...

Vacation." The Chevy Chase comedy ranks as the No. 1 Christmas movie this season, according to data crunched by Samba TV, a TV tech company that measures audience data. It measured viewership of ...

25, at 2 p.m. and 6:15 p.m. ET Thursday, Dec. 26, at 8:30 p.m. ET Friday, Dec. 27, at 4:45 p.m. ET (the first in a "Vacation" movie marathon on AMC) "National Lampoon's Christmas Vacation" is ...