POPSUGAR Fitness Guess Who Guess Which Celebrity Was Seen Biking? Guess Who by Fitness 8/09/10 8 Shares Like us on Facebook Guess which pop star had her pant leg rolled up (revealing a stylish argyle sock) to protect the chain from snagging her cuff while biking? Source: Bauer-Griffin Online Read More Celebrity BikingCyclingCelebrityGuess Who Celebrity Laverne Cox Is the Latest Celebrity to Go Makeup Free on Instagram Kourtney, Tori, and Ivanka Shared Some Cute Kiddo Snaps This Week! Gwyneth, Neil, and Rachel Shared Adorable Snaps of Their Kiddos This Week! Will Smith and Jimmy Fallon Perform a Beatbox Throwback to "It Takes Two" Get fit with our daily newsletter Running Working Out Yoga Weight Loss Sign up with By signing up, I agree to the Terms and to receive emails from POPSUGAR.