Which logical fallacy is used in the text?
I used to love this TV show, but then I found out that Shane likes it, too. So I changed my opinion—if someone like Shane likes a show, it can't be as good as I thought!

 - guilt by association: a negative association intended to discredit someone or something
 - straw man: a misrepresentation of an opponent's position that makes it easier to argue against
 - slippery slope fallacy: the false assumption that a small first step will lead to extreme consequences
The text argues that a television show must be bad because someone the speaker hates enjoys it. However, this is not evidence that the show is bad. This illustrates a type of logical fallacy known as guilt by association.