Krakowski appeared in the 2008 special A Muppets Christmas: Letters to Santa as Claire's mom. In the same year and in 2009 she hosted the annual TV special Christmas in Rockefeller Center, both of which included guest appearances by the Muppets.
Krakowski made a guest appearance in Episode 4521 of Sesame Street. She also took part in the show's pre-taped musical performance in the 2019 Macy's Thanksgiving Day Parade, seen carpooling to the parade with Oscar the Grouch in his Sloppy Jalopy.
Krakowski's extensive Broadway credits include a Tony award winning role in Nine (based on Federico Fellini's 8 1/2), Grand Hotel (with Michael Jeter), and Once Upon a Mattress (with Sarah Jessica Parker), and She Loves Me (with Zachary Levi).