The “Running Man Challenge,” the brainchild of the Maryland basketball team, has taken the Internet by storm over the past few weeks. On Friday, the Gronkowski clan joined in the fun.

New England Patriots tight end Rob Gronkowski and his brothers — all clad in “Gronk Fitness” shirts — broke out into the viral dance mid-workout.

Thumbnail photo via Bob DeChiara/USA TODAY Sports Images

Thumbnail photo via New England Patriot tight end Rob Gronkowski