When Will talks to Megan about their kiss we find out he's not ready to quite be exclusive with Megan. Come on jerk, who are you gonna get that's better than this?
Will: You don't have to worry, this isn't a rebound thing. I've been out with a few women since lily and I broke things off. So by definition... Megan: You rebounded.. and scored. Look at me using the sports metaphors!