Dr. Phil Dr. Phil

Dr. Phil has another grandchild on the way.

His son and daughter-in-law, Jay McGraw and Erica Dahm, are expecting their second child later this year.

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"Erica and I are having a boy and couldn't be more excited," Jay tells Us Weekly. "Avery will make an amazing big sister."McGraw, who's the creator and executive producer of The Doctors, wed Dahm, a Playboy model, in 2006. Their daughter Avery is 1.