Kristin Cavallari exercises in the outdoors. These pictures were taken to show how agile and flexible our actress was. Cavallari has been signed on by “CSI: NY” , as a guest artiste. She will play an aspiring handbag designer, who gets involved in a criminal probe. Cavallari will be the focus of attention in that particular episode, to be aired in 2009. This will be a big change for her as she moves into real acting from her past of doing reality TV shows.