- The original title for this episode was "Christmas".
- The current title of this episode refers to the Christmas carol of the same name.
- This is the final appearance of Phil Miller, due to his death from a botched appendectomy.
- Todd reveals he was in a hip-hop dance group in college called The Body Lockers.
- Kristen Schaal narrates the opening "Previously on The Last Man on Earth" for the first time, as opposed to Will Forte.
- James McMaster and Tawny Daniels are the names of the dead corpses that Tandy and Todd look at.
Previous Episode's Notes/Trivia /// Silent Night's Notes/Trivia \\\ Next Episode's Notes/Trivia
| << Season 1 | The Last Man on Earth Season 2 | Season 3 >> | |||||||||
| #01 | Is There Anybody Out There? | #07 | Baby Steps | #13 | Fish in the Dish | ||||||
| #02 | The Boo | #08 | No Bull | #14 | Skidmark | ||||||
| #03 | Dead Man Walking | #09 | Secret Santa | #15 | Fourth Finger | ||||||
| #04 | C to the T | #10 | Silent Night | #16 | Falling Slowly | ||||||
| #05 | Crickets | #11 | Pitch Black | #17 | Smart and Stupid | ||||||
| #06 | A Real Live Wire | #12 | Valhalla | #18 | 30 Years of Science Down the Tubes | ||||||