Mitchell fears he fathered a child 8 years ago when he meets an old flame. A comment from Alex leads Phil and Claire to doubt their own intelligence. Meanwhile, Gloria invents a curious lie about Jay to cover up his rudeness to another couple.

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Guest Stars: Mary Lynn Rajskub as Tracy, Stephnie Weir as Mrs. Hoffman, Adam Kulbersh as Mr. Hoffman, Mark Povinelli as Bobby, Ajay Mehta as Vish Patel, Anjali Bhimani as Nina Patel

Writers: Dan O'Shannon, Bill Wrubel

Director: Adam Shankman

Viewers: 10.27 million Households Rating: 6.5/10 Adults 18-49 Rating: 3.6/10