How to troll AA champs with teemo:

Only works on Champs without spammable damage Skillshots of Skillshot Stuns/knockups/knockbacks/taunts

Level 4 Blinding dart lasts for 2.25 seconds Teemos passive requiers him to stay still for 2 seconds. Wait till damage skills are used. Blind champion and press S. press shift+4. Get invisible.

http://fc03.deviantart.net/fs71/f/2012/026/7/c/troll_teemo_by_tinelia-d4npc6z.jpg