On Saturday, the Spice Girl alum showcased their private gym session by sharing two photos of their different workout routines. In one of the photos, David, 47, can be seen lying on the floor, stretching his legs and using a massage gun on his bare chest while scrolling through his phone In the other photo - a mirror selfie - Victoria can be seen working up a sweat on the stair climber while her sports star husband looks on. Poking fun at David, Victoria captioned the images: