I only noticed it today because I did it as part of Abs 2, and I expected to be familiar with it, because I recognised the photo, but then I checked and saw that I'd never done it before :-) And then I realised I'd seen it as the cover on Bodyweight :-)
FB Bodyweight Round 2 cover image
Have you noticed that the cover image on the Bodyweight Round 2 program is the cover image from this video: https://www.fitnessblender.com/videos/burnout-butt-and-thigh-workout-strength-and-hiit-workout-for-lower-body, which is not included in this program?
I only noticed it today because I did it as part of Abs 2, and I expected to be familiar with it, because I recognised the photo, but then I checked and saw that I'd never done it before :-) And then I realised I'd seen it as the cover on Bodyweight :-)