Popsugar Fitness Britney Spears Britney Spears Workout Routine We Think Britney's New Life Motto Is "It's Fitness, B*tch" March 23, 2017 by Dominique Michelle Astorino View On One Page Photo 3 of 9 ADVERTISEMENT () Start Slideshow A post shared by Britney Spears (@britneyspears) on Mar 1, 2016 at 11:46am PST Share This Link Copy ← Use Arrow Keys → 3 And She Knows the Value of a Gym Buddy Look at that sass! Previous Next Start Slideshow Britney SpearsWorkouts