Viva Smart - S3-E2
Other mistake: The glass of lemonade that the room service drinks is poisoned. The room service says it's for the other room when Max tries to drink it, but if you look closely, Don Adams does drink a bit of the liquid, so he should have died.
Viva Smart - S3-E2
Other mistake: At the carnival scene, in one a close-up shots of Max and 99 performing, a female extra in one of the windows waves at the camera.