Fire up your glutes, thighs and shoulders with Andy McDermott. This workout will have you doing three types of lunges and three types of shoulder presses, with a set of mountain climbers in between. Exercises include forward lunge, side lunge, rotational lunge, outward shoulder press, across the face shoulder press and upward shoulder press. Andy will walk you through the instructions, then do the first set with you. Repeat on your own 2-4 more times. Increase or decrease weights to make this workout harder or easier.