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05/17/2013 05:14 pm ET Updated Jul 17, 2013

Seth MacFarlane On 'The Simpsons': Sneak Peek At His Finale Cameo

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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.

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