Scott Pictures has come on board to produce and finance reunion comedy “20 Year Itch” from the writing team of Jarrad Paul and Andrew Mogel, who are directing.Scott Pictures topper Scott Steindorff, Peter Fruchtman, Scott LaStaiti and Dylan Russell are producing. Danny McBride and Jody Hill brought “Itch” to Scott Pictures and will exec produce through their Rough House banner. Producers are launching casting with plans to start shooting in the late spring. Story centers on a high school reunion committee chairman in Middle America who has to do whatever it takes to get the most popular guy from high school — now a commercials actor — to show up to their 20th reunion — including flying to Los Angeles to penetrate the world of celebrities. Paul and Mogel penned “Yes Man” and recently created and executive produced the Fox animated series “Allen Gregory.” They also wrote the Black List script “Himelfarb,” set up with Donald De Line at Warner Bros. Scott Pictures is in pre-production on Lynne Ramsay’s “Jane Got a Gun,” starring Natalie Portman, Michael Fassbender, Joel Edgerton for a March start. The company also recently partnered with Funny or Die to create Funny or Die Films and is producing Brad Furman’s “The Ballad of Pablo Escobar” and Peter Billingsley’s “Triple Time” starring Vince Vaughn. Paul and Mogel are repped by UTA, Mosaic and Ziffren Brittenham.