View gallery Image Credit: AFP via Getty Images Allison Holker. is famous for her past marriage to the late Stephen "tWitch" Boss, her appearances on So You Think You Can Dance and Dancing With The Stars, and now, being an author. In February 2025, she released her memoir, This Far: My Story of Love, Loss, and Embracing the Light, and recounts the "trauma" she experienced during Boss's death by suicide on December 13, 2022.