'Glee' season 4 - Kate Hudson plays Rachel's sexy dance instructor

Cassandra (guest star Kate Hudson) performs in 'The New Rachel,' the season 4 premiere episode of 'Glee,' which airs on a new night and time - on Thursday, Sept. 13, 2012 at 9 p.m. ET on FOX. <span class=meta>(Adam Rose / FOX)</span>
August 28, 2012 6:39:43 AM PDT