Former President Joe Biden and his son Hunter paid a surprise visit Monday morning to the "Reacher" Season 4 set in Philadelphia.

Joe Biden accidentally crashed the set of Reacher on his way to breakfast Monday in Philadelphia, inadvertently strolling onto the premises as crew members filmed a police chase scene for the fourth season of the Prime Video thriller.

Keeping your upper arms stationary, engage your biceps and curl the bar towards your chest. Standing, reverse curl an EZ-bar to your chest and then press it straight overhead, elbows close to your ears. Lower the EZ-bar (or dumbbell) behind your head by bending your elbows until your forearms are parallel to the floor.