The Secret Lives of Mormon Wives star Jen Affleck is giving fans some insight into her costar Whitney Leavitt's "competitive nature" as they both prepare to go head-to-head on Dancing With the Stars. "I think we're doing completely different dances, so she's focusing on what she's focusing on and I'm focusing on what I'm doing," Jen, 26, exclusively told Us Weekly on September 2, ahead of her Tuesday, September 16, reality dancing competition debut. "[The competition] is for sure friendly. I mean, on my end," she continued. "Kidding. I mean, who knows with her? I know she's very competitive.