Netflix‘s You has been released – find details and see a new teaser trailer below.The show, which stars Penn Badgley as serial killer Joe Goldberg, was renewed for a fourth run last year before its third season even aired. That season eventually hit screens in October last year.Now, Netflix have confirmed that You‘s fourth season will debut in two parts, with the first arriving on February 10, and the second exactly a month later.A new teaser trailer has been shared along with the release date announcement, which sees Goldberg living in London and stripping away his old identity.“I’m not the lovable bookstore manager in New York or the shop clerk in L.A. or the doting husband in the suburbs.