Who's trying to come between Homer and Marge in the season finale of The Simpsons? Sounds like Seth MacFarlane. The Family Guy creator/masterthroat will voice the role of Ben, a charmer who makes a play for Marge after she obliviously winds up on a Ashley Madison-type website. Will Marge be able to get the Sinatra-crooning Ben out of her mind? Check out the following clip.