Board Thread:Game discussion/@comment-66.253.134.148-20130217053110/@comment-76.112.179.188-20130217214418

Teemo's Toxic Shot is an on-hit effect. This question has been asked hundreds of times and all the answers are the same. Why don't you just look it up?

And, I'd assume Cho'Gath's E would proc Liandry's Torment--on all targets hit.