The broken magic book

Some while ago I was thinking of the part of The Voyage of the Dawn Treader (book not movie; I've never seen the movie) where Lucy, paging through a magic book, ends up saying a spell that will let her know what her friends think of her. A picture in the book--of one friend, Marjorie, and another girl, Anne, in a carriage in a train--comes to life, and she hears Anne asking Marjorie if she's going to be "all taken up" with Lucy next term.

“Don’t know what you mean by taken up,” said Marjorie....