The condition suffered by those who channel-surf too quickly, and pass by their favourite commercial or sitcom punchline without stopping.
Derek: "Shit danny, go back to that commercial, its funny"
(Danny panics to control his button-addicted fingers)
Danny: "Im trying! Im trying!"
Derek: "Sh*t Danny, you missed it. F*ck! F*ck you - I hate you"
Danny: "Fuck brah, you've got a serious case of Tv Tourette's"
Derek: "I'd kill you if I didn't have a cougar crush on your Mother."
Whilst watching a film, someone loudly blurts out all of the other films and TV shows the current actor/actress has been in before.
"OOH! That's the guy from The Sopranos! And The Mexican! And he was in an episode of Law & Order!" Dude, you have TV Tourette's!