Four feisty grannies proved age is on everyone’s mind when they dazzled millions of people around the world on the popular reality talent competition. Their dancing skills have inspired awe and envy even among people their own age.

You’ll rarely see infamous talent show judge Simon Cowell crack a smile or show a positive reaction to a performance by aspiring performers. These four senior citizens, however, got him back on his feet, cheering and smiling from ear to ear.

Heather, Michelle, Lynn and Maxine proudly took the stage. They wowed the unsuspecting audience and the judges with their tap dancing skills and flashy outfits.