Clara's Dirty Little Secret - S1-E2
Audio problem: Season 1 Episode 2: "Clara's Dirty Little Secret". When Princess Clara and her Evil Stepmother make up, the latter thanks Clara before the scene switches to the Confession Room. When she says 'Thank you', her lips do not move.
Answer: She was in the show 90210, so I'm guessing it's a reference to something she did in the show?