Attendees of Mulaney's "star studded" intervention included Fred Armisen, Natasha Lyonne, Bill Hader, Seth Meyers, Nick Kroll, and Marika Sawyer. All 12 are given a special thanks at the end of the special.
John Mulaney claimed in an Instagram post that his red suit was made in London by the same tailor that makes King Charles III's pajamas. According to Mulaney, "the guy told me that the King likes lime green jammies."
Filmed at the Boston Symphony Hall, in Boston, Massachusetts.
When touring the material seen in "Baby J" worldwide, Mulaney often performed his famous "Salt and Pepper Diner" joke as an encore.
John Mulaney workshopped and toured early versions of this special under the name "From Scratch" before changing it to "Baby J" for its Netflix release.