It's hard to believe that Khloé Kardashian was once referred to as the "fat" sister!
The 31-year-old stepped out this weekend looking thinner than ever in a pink latex dress reminiscent of one sister Kim Kardashian has worn in the past.
(Photo Credit: Getty Images)
Over the past couple of years, the reality star has become dedicated to fitness, oftentimes documenting her rigorous workouts on social media.
When speaking about her 40-pound weight loss earlier this year, Khlo shared, "I feel so good in the gym that it [affects] the rest of my day. It's a healthy addiction. It's like buying your sanity!"
Keep up the good work, girl! Scroll through the gallery below for a look at the former talk show host's transformation over the years.