WelcomeKevin Bacon,Jesse Eisenberg, andJustina Machadoto the family.
The talent taking on those iconic roles is still to be announced.
Bacon and Eisenberg are entirely new to the proceedings.
Astrid Stawiarz/Getty Images; Hannes Magerstaedt/Getty Images; Kevin Mazur/Getty Images
Machado was originally announced to be taking part in the spring special asThe Jeffersonsmaid Florence.
However, the role was ultimatelyportrayed by original actress Marla Gibbsin a surprise appearance.
It remains to be announced what roles the new trio will portray.
The holiday special will air at 8 p.m.
ET on Dec. 18.
