Kim Kardashian is offering up some tips to looking fabulous and revealing a not-so-surprising obsession.“I’m obsessed with my nails. I get them done once or twice a week because it makes me feel clean. My favorite color right now: OPI’s Midnight in Moscow," she tells Self magazine. This doesn’t come as a shock seeing as the reality star is continuously photographed coming out of a salon.However, even Kim, who seems to have it all together, admits she struggles with keeping a healthy self-esteem. "Of course, I struggle with insecure moments. I wish I didn’t. But I love to eat! Especially sweets. And I’ll say it, I think my thighs are jiggly and I have cellulite. Now let’s move on! Because when I put the time in at the gym, I’m confident. You have to feel good to look good." Her advice for staying on track, she tells Self, "I just think, Bikini, bikini, bikini!" (ETonline.com)