Let's make this birthday one to remember.

54 years old (Born on February 21, 1971)

Happy Birthday, Sara Blakely! You're the queen of shapewear who single-handedly saved millions from fashion faux pas and awkward wardrobe malfunctions. Thanks to you, Spanx has become every woman's secret weapon—turning "I can't breathe" into "I look fabulous!" Your entrepreneurial spirit and humor have reshaped closets (and waistlines) worldwide.

From selling fax machines door-to-door to becoming America's youngest self-made female billionaire, your journey inspires us all. Recently, your generous support for women entrepreneurs through mentorship programs continues to empower countless dreamers. Here's wishing you another year filled with laughter, success—and pants that never roll down!