LOS ANGELES -- Ellen DeGeneres is "heartbroken" by the death of her former DJ and "Ellen DeGeneres Show" co-host Stephen 'tWitch ... Boss and Holker, a fellow "SYTYCD" alum who competed in season ...

Stephen “tWitch” Boss, known as the DJ ... Holker also competed on “So You Think You Can Dance” — first as a contestant on Season 2 and later as an all-star on Seasons 7, 8 and 14.

Stephen “tWitch” Boss died by suicide on Tuesday ... he and Allison met a few years prior at a party thrown by Season 2 contestant Ivan Koumaev. “We met there for the first time, but ...

Boss died by suicide on Dec. 13. He was 40 years old. Allison Holker shared a short tribute Wednesday for her late husband Stephen "tWitch ... who competed on "SYTYCD" season 2, and later as ...