Hermione Granger

Elle laughs. "Says the man who can't pick a suit without me," she teases, then reaches out to rest her hand on his arm. "Come on, we're dancing." If she leaves him room for rebuttal, she'll have to wheedle and cajole, and he'll give in eventually. It's much simpler just to tell him sometimes. With that in mind, she guides him away from the table so they won't be in anyone's way.