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What day is it today? If you said Friday , technically you’re right — but more importantly, it’s October 3rd . And no, you didn’t forget a national holiday, your mom’s birthday, or that dentist appointment you swore you’d remember. Today is the day Aaron Samuels asked Cady Heron that all-important question in Mean Girls : “What day is it?”

It’s been over 21 years (yes, cue the collective gasp) since Jonathan Bennett’s Aaron and Lindsay Lohan’s Cady shared that moment in calculus class, making October 3rd one of the most iconic dates in pop culture history. And to celebrate, the official Mean Girls shop just dropped a brand-new sweat

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