Video - Jumping Jack Showdown: Mark vs. Sam – Who Wins?

"What's up, everyone? Mark here, and today Sam and I are doing a fun workout challenge!"That's right! We're going to see who can do the most jumping jacks in 1 minute. Ready, Mark?" "Ready! On your marks, get set, go!"(They start doing jumping jacks, with a timer in the background) (panting) "Time's up! How many did you get, Mark?" "I got 45! How about you, Sam?""I got 50! That was a close one. Try this challenge at home and let us know how many you can do!"