Tu Quoque (You Also) Fallacy
A Tu Quoque fallacy is the rejection of someone’s argument due to their lack of consistency; or being hypocritical. In simpler terms, the person is being attacked for doing what he/she is arguing against. Whether the person’s arguments are good or bad is independent of his/her own beliefs or behavior. Implying that just because the person making the argument is a hypocrite doesn’t meant that the argument is is bad too.
An example in literature is when in the Language Archive by Julia Cho, the assistant Emma is madly in love with George who is giving him love advice on how to patch up his broken relationship with his wife, when in reality she is the one that’s in love with him.
And here is my image demonstrating Tu Quogue...