Audio problem: Towards the end of the episode just before Grace turns out the lights, Nicholas says "Ugh, now what?" but his lips are not moving at all, even with his head turned.
My Best Friend Is Invisible - S3-E2
Audio problem: When Brent is dribbling the basketball, it's very obvious that the sounds of it hitting the ground are not in synch at all with how Brent is bouncing it.
Audio problem: When Brian escapes his room and the headmaster with security is checking the rooms, if you look very carefully while the camera is going to Brian's room, you can see the headmaster hitting the door with his hand out, but the sound sounds like it would if he were hitting it with his fist.
Answer: He repeatedly warns him against using the universal remote for bad purposes. However, Seth, blinded by remote's abilities, completely ignores and disregards Tony's warnings and uses the remote when and how he pleases, which eventually turns against him.