Engine Blocked / Mighty Mom and Dyno Dad Meet the Crimson Chin - S3-E5
Continuity mistake: At the beginning of Mighty Mom and Dyno Dad Meet the Crimson Chin, the Crimson Chin has defeated his foes and the bodies are laying everywhere in front of him. In the very next shot when he is talking to Timmy, all the foe's bodies have disappeared.
Engine Blocked / Mighty Mom and Dyno Dad Meet the Crimson Chin - S3-E5
Continuity mistake: In "Mighty Mom and Dyno Dad Meet the Crimson Chin" Cosmo states that the Crimson Chin comic book has been around since the 1920's, yet when all the Crimson Chins come to help there is no 20's Chin, it starts at the 30's.
Answer: It's a joke. One cannot list all forms of entertainment. The list would never end. The boys were trying to convey how superior they were to the others, by saying that they were too good for comedy.