[It takes Nina a few seconds of staring, her head slightly tilted in confusion before it clicks what Anna means. Her specific knowledge of Christmas is limited to (to her) ancient Earth media but certain characters tend to make big impacts on that specifically.]

You want him to be Barry Claus. [Which is kind of adorable, even if the only kids she can think of are teenagers.] Now the "Brain would make the kids cry" thing makes sense and yeah, that's a good call.