Jazz Tangcay Artisans EditorLou Eyrich calls herself one of the “luckiest designers in town.” The Emmy-winning costume designer and producer is part of Ryan Murphy’s go-to team when it comes to creating the look of his shows.Eyrich worked on Murphy’s recent “Hollywood” and “Ratched,” as well as “The Boys in the Band” and “The Prom,” which is now streaming on Netflix.The film stars Meryl Streep as Dee Dee, Nicole Kidman as Angie, Andrew Rannells as Trent and James Corden as Barry.