Billie Eilish's Spice Girls T-Shirt and Leggings

Billie Eilish goes Y2K for her gym outfit, styling a Spice Girls T-shirt with leggings and moon boots.

Billie Eilish's Spice Girls T-Shirt and Leggings

Billie Eilish is Spice Girls' biggest fan as she rocks vintage merch for gym session

Billie Eilish Thought The Spice Girls Only Existed In 'Spice World

Billie Eilish is Spice Girls' biggest fan as she rocks vintage merch for gym session

Billie Eilish looks fit as she leaves gym in tight leggings and Spice Girls T-Shirt after workout

Billie Eilish looks fit as she leaves gym in tight leggings and Spice Girls T-Shirt after workout

BILLIE EILISH used tee

Buy Ecru White Ecru White Spice Girls License Back Graphic T-Shirt from Next USA

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BILLIE EILISH used tee