Abs Killer Abs and Glutes Floor Workout (Express Burn) Scott Admin posted on 2 years ago — updated on 1 second ago 208 views A quick core and glutes workout in 4 minutes! fitness abs workout glutes Gina B Express Fitness Scott Follow Author, educator, musician, dancer and all around creative type. Founder of "The Happy Now" website and the online jewelry store "Silver and Sage".