<Tr> <Td> Week 7 (August 13) </Td> <Td> Paul Karmiryan </Td> <Td> Cha - cha - cha </Td> <Td> "Live It Up"--Jennifer Lopez </Td> <Td> Jean - Marc Généreux </Td> </Tr> <Tr> <Td> Week 9 (August 27) </Td> <Td> Du - shaunt "Fik - shun" Stegall </Td> <Td> Foxtrot </Td> <Td> "Sexy Silk"--Jessie J </Td> <Td> Jonathan Roberts </Td> </Tr> <P> Witney was announced as a troupe dancer on reality television series, Dancing with the Stars in March 2013 . Carson (along with DWTS pro dancer, Lindsay Arnold) was a contestant on So You Think You Can Dance season nine . She continued dancing and choreographing for the troupe on season 17 . </P> <P> On season 18, Carson was promoted to professional dancer, partnering with singer Cody Simpson . They were eliminated on April 14, 2014, finishing in ninth place . </P>

When did witney carson start dancing with the stars