The video likely worked due to its humorous and relatable depiction of a couple incorporating fun into their workout routine, which is often seen as a chore. The unexpected physical comedy of the woman sitting on the man's lap while he's on the bench, followed by her energetic dancing, creates a shareable and engaging moment.
Summary
A woman is sitting on a man's lap while he is on a weight bench, and she is holding dumbbells. She then gets up and dances around him while he remains on the bench. The video is framed as a fun cardio warm-up.