So You Think You Can Dance Allison Holker and Stephen "tWitch" Boss announce they're expecting second child! 05/10/2019 Allison Holker and Stephen "tWitch" Boss have announced they are expanding their family. Read More RELATED NEWS Allison Holker and Stephen "tWitch" Boss announce they're expecting second child!'So You Think You Can Dance' renewed for Season 14, to feature dancers ages 18-30'So You Think You Can Dance: The Next Generation' crowns Kida Burns the winner over JT Church TAGS: Dancing with the Stars So You Think You Can Dance Ellen DeGeneres Allison Holker
