There was another grin at that, "Not technically old enough, but Bill says that if I want some it's no problem as long as I'm at home." Realizing this wasn't actually an answer she added, "I'm good though, Jack probably needs it more than I do anyway, he found out that his... s-i-r-e is here."
Because yes, spelling things would make it so that Jack didn't know what she was talking about, sure.