Jennifer Hudson Performs Tweet April 13, 2011 by Rebecca Martin Related: Dancing With The Stars, Music , Karina Smirnoff , Louis van Amstel , Season 12 Episode 6 Credit: YouTube Original Air Date: April 12, 2011.American Idol alum Jennifer Hudson performed her song "Don't Look Down" while Dancing With The Stars pros Louis van Amstel and Karina Smirnoff danced during the DWTS Season 12, Week 4 results show.
