When Joey asks Kendra to come with him, she out of nowhere asks what she should have for breakfast. No matter what Joey answers, she just turns back to the piano. So, um, huh?
Hint 2
Kendra is expecting a specific reply, but without a clue we could try breakfast combinations for an hour and not find it. You need a hint from the one who knows her best --
While you're talking to Lia, ask her about breakfast, and she'll tell you that she fixed Kendra up with a safe word so no one could abduct her. (If this topic doesn't occur when you talk to Lia, go back to Kendra and have Joey ask her to come with him.) The correct answer to the question is --
Hint 5
-- "Prunes and a danish." Again, this answer won't occur until you've heard it from Lia.