Vineland (2016)

Cole, the groom's oldest friend, breaks out of a mental institution to surprise his best friend, Jason, on his wedding day. As he steps into the role of best man, tensions arise between Jason and his bride, Gretchen, casting doubt on their union. Friends in attendance harbor their own secrets and reservations, creating an undercurrent of unrest. Obsessed with his relationship with Jason, Cole's unexpected presence disrupts the wedding festivities, turning what should be a joyous occasion into a chaotic weekend filled with revelations and confrontations.