day 1: butterfly bridges! | 100 glute challenge w/ physics girl Published 5 years ago • 636K plays • Length 7:57 Download video MP4 Download video MP3 Similar videos 11:33 day 20: number 4 high heel bridge! | 100 glute challenge w/ husky & his trainer 10:02 i tried blogilates' 100 glute challenge results before and after