Christine Cavanaugh is credited as voicing Reptar but his is not in the episode.
While Charlotte says to Angelica, "Honey, there's really nothing I can do about it," part of her cheek behind Angelica's pigtail is transparent for a few frames.
While Angelica says "Please, Mommy", Charlotte's lips disappear for a frame.
When Angellica is sitting on her mom's lap, her mom has four lips.