Facebook Hypocrite or FaceCrite
A FaceCrite is someone who gets so worked up about something on Facebook, they join the exact opposite just to prove they're better, like they're trying to win a bet they never made.
He joined 'I Love Dogs,' then he joined 'I Hate Dogs' because he had a bad experience with a dog.
She became a fan of 'Morning People,' then she joined 'Night Owls' because she was tired of waking up early.
He said 'I’m all about love,' then he joined 'Hate Club' after someone broke up with him.