September 30, 2018 Sierra Burgess Is A Loser | Official Trailer [HD] | Netflix September 30, 2018/ Let Me Explain Sierra Burgess Is a Loser Synopsis: A case of mistaken identity results in unexpected romance when the most popular girl in high school and the biggest loser must come together to win over their crushes.Director: Ian SamuelsWriter: Lindsey BeerStars: Shannon Purser, Kristine Froseth, RJ Cyler PHOTO - NETFLIX