A Valentine's Day push

While Sara hints the possibility of Nick and Finn liking each other, Nick decides it's time to give Greg and Morgan a little push, the day before Valentine's. He comes up with a plan where he will ask Greg along on a double date and Sara will ask Morgan. But when Sara says 'no', he has to ask Finn for his plan to work. Will it get Morgan and Greg together? Or maybe him and Finn...?