Beloved Fox sitcom New Girl is getting a belated spoof from one of its network brethren, and two of the show's stars are along for the ride. Zooey Deschanel and Max Greenfield will lend their voices to this week's episode of The Simpsons. "Estranger Things," the thirty-sixth season finale of the undying animated series, will air this Sunday night on Fox and stream on Hulu the next day. Entertainment Weekly has a first look at Deschanel and Greenfield's appearances on the series.