So You Think You Can Dance Ex-'Dance' choreographer Alex Da Silva convicted of rape and assault 09/20/2011 Former So You Think You Can Dance choreographer Alex Da Silva has been convicted of raping one female victim and assaulting another. Read More RELATED NEWS 'So You Think You Can Dance' judge Stephen "tWitch" Boss dies from apparent suicide'So You Think You Can Dance' winner Joshua Allen sentenced to year in jail for domestic violence'So You Think You Can Dance' Season 4 winner Joshua Allen faces felony domestic violence charges TAGS: So You Think You Can Dance Kathleen Kennedy