"The Crimson Chin Meets Mighty Mom and Dyno Dad!" is the fifteenth episode of Season 3. When Timmy accidentally releases the Crimson Chin's arch-villain, the Nega-Chin into our world... all hell breaks loose! Worse, the Nega-Chin has released all of the Chin's villains too! With the Chin still in his book and Cosmo and Wanda unable to wish them back, Timmy has no choice! He needs help! Super help! And that means... Mighty Mom and Dyno Dad return!!!