The earlier version of Mary is sporting some serious bangs. This is a throwback to her West Wing character, Kate Harper, who had the same over-the-top bangs when she first appeared on the show. Mary McCormack has often publicly joked about it in interviews.
Allison Janney is the third of Mary McCormack's former West Wing co-stars (including Joshua Molina and Richard Schiff) to appear on the show.