News Caitlyn Jenner Struts Down the Beach in Low-Cut Bathing Suit as Her 'Authentic Self' By Jennifer Drysdale 6:26 PM PDT, October 27, 2017 Getty Images Caitlyn Jenner is living out her fantasy. The former I Am Cait star took to Instagram on Friday to share a video of herself walking along the beach in a low-cut, V-neck one-piece bathing suit as her “authentic self.” “40 years ago my therapist asked me what my fantasy is. I told her walking on the beach being my authentic self and…” Jenner captioned the video of herself yelling, “Free!” View this post on Instagram40 years ago my therapist asked me what my fantasy is. I told her walking on the beach being my authentic self and...A post shared by Caitlyn Jenner (@caitlynjenner) on Oct 27, 2017 at 11:53am PDTJenner, who turns 68 on Saturday, shared her insecurities about wearing a bathing suit on I Am Cait in 2015, revealing that swimwear made her feel “exposed.” RELATED: Kim Kardashian Sounds Off on 'Fake Stories' About Kylie Jenner's Pregnancy, Defends Caitlyn Jenner “Putting on a bathing suit represents a lot to me. I am about as nervous as I can possibly be right now,” she said before facing her fears and stepping out in a white one-piece.“It was very nerve-racking, but it felt very freeing,” Jenner recalled. See more on Jenner in the video below. What We Know About Caitlyn Jenner's Memoir, 'The Secrets of My Life'