[Zelda is also on her way to the dining hall, because a Christmas dinner is a perfectly good way to celebrate the holiday. The mistletoe robots, on the other hand, are not, but Zelda doesn't know about them yet. She only has this feeling...but she shouldn't assume things like that, right?]
Saber, Merry Christmas! [A bright smile for the other girl along with what she has learned is the traditional greeting of this holiday.]