Betty is excited to be going to a school dance, her mom will let her go on one condition, that her room is clean before she goes. However, Purssy keeps sneaking into Betty's room and messing it up while she's away on galactic missions. Betty finally scares him off - with help from an alien dragon - in time to accompany Noah to the dance.
Betty and Noah get separated while visiting a house of mirrors at an amusement park and Betty is called off on a mission to protect a pair of scientists and their cargo from an evil shapeshifting spy known as The Chameleon.
Betty's fearful trip to the dentist to deal with a cavity is interrupted when she is called off to save the galaxy from the evil alien baby Infantor, who is draining magma from planets as material used to mold and create action figures.