Murphy Brown
A full list of special holiday episodes

Murphy Brown
33 seasons, 1988–2018
The titular character is a strong-willed and successful journalist navigating the world of broadcast news in this Emmy-winning '90s sitcom.
The show aired 4 Christmas episodes, 2 Thanksgiving episodes, 2 New Year episodes, and 2 Valentine's Day episode.
Christmas episodes:

Season 1, Episode 5
Murphy's Pony
Murphy is irritated when three children show up at FYI two days before Christmas with a note from their mother saying she can no longer care for them and thinks Murphy would make a good mother.

Season 3, Episode 11
Jingle Hell, Jingle Hell, Jingle All the Way
Murphy suggests her coworkers donate to charity instead of exchanging Christmas gifts, but she secretly buys presents anyway causing her coworkers to frantically purchase items at the last minute.

Season 5, Episode 12
I'm Dreaming of a Brown Christmas
Murphy plans to have a perfect Christmas with her son and carry out every tradition, but the arrival of her father and Aunt Brooke, who have a long-standing feud, causes chaos.

Season 7, Episode 12
Brown in Toyland
Murphy goes to great lengths to find a rare toy on Avery's Christmas wish list to make his holiday memorable.
Thanksgiving episodes:

Season 4, Episode 11
Mission Control
Murphy and her friends volunteer at a homeless shelter on Thanksgiving.

Season 11, Episode 9
Thanksgiving and Taking
Murphy's Thanksgiving dinner guests are apprehensive about what to expect.
St. Valentine's Day episodes:

Season 1, Episode 12
Why Do Fools Fall in Love?
Frank and Murphy set each other up on blind dates, while Miles copes with his recent breakup with Jackie and Jim is pursued by an attractive woman. Phil's marriage issues are also revealed.

Season 8, Episode 15
Old Flames
Murphy has a nightmare where she is put on trial for how she treated her ex-lovers.
New Year episodes:

Season 2, Episode 14
What Are You Doing New Year's Eve?
As New Year's Eve approaches, the gang reminisces about Murphy's past before sobriety, while Corky plans a party. Meanwhile, Murphy is home alone and struggles with the decision of whether or not to drink again.

Season 11, Episode 13
Happy New Year
The gang attempts to divert Murphy's attention from worrying about Avery's assignment in Kabul by inviting her to attend the 100th anniversary New Year's Eve celebration at Phil's Bar.