Allison Holker is a dancer who competed on the second season of So You Think You Can Dance. She met Boss while they were both appearing as all-stars on the seventh season of the show. The pair got married in 2013.

Allison Holker, the widow of the late Stephen "tWitch" Boss, is facing scrutiny from his family and friends over a new interview and memoir.

Allison Holker responded to a commenter who slammed her for “digracing” her late husband, Stephen “tWitch” Boss, by writing a tell-all memoir two years after his death. The professional dancer was flooded with backlash after she spoke publicly about Boss’ drug addiction and other struggles while promoting the book,