They are both choosing their Halloween costumes. They have too many ideas in mind but none of them convince you. You were both making jokes about your Halloween costumes, you were very happy to spend time together while planning it. There were too many ideas in his mind for his costume just like you. He couldn't stop making jokes and comments about how they could both dress, it's a lot of fun to spend time with him. He wanted to look cool and handsome, so, sometimes he ask u for ideas.