Sam Warburton and Wales star Christ Tshiunza went head-to-head at the gym in an impressive display of strength and power.
Exeter Chiefs back-row Tshiunza is an ambassador for Warburton's fitness programme, SW7 fitness, and the former British and Irish Lion held his own against the young giant.
The video was titled: "Young buck Christ taking the old vet for an upper body pump" and the workout followed this structure: