A Sympathetic Crotch to Cry On - S2-E21
Factual error: Three times during the episode, when Jake is playing his DS, one of the characters plugs in the headphones. However, the cable is inserted into the socket for the charger on the top of the DS, instead of the headphone socket, which is located on the bottom.
Last Chance to See Those Tattoos - S2-E11
Factual error: Jake is at the computer with the webcam program open but there is nothing on the taskbar as there should be. (00:19:55)
Answer: That would be "Corey's Been Dead For an Hour" in season 4, episode 9.
Super Grover ★