Alicia Silverstone just won October by dressing as her Clueless character, Cher Horowitz, during an appearance on Lip Sync Battle. Silverstone donned the iconic yellow plaid ensemble she sported in the 1995 teen classic and we're all collectively dying.

Even host/model/all-around very cool human being Chrissy Teigen couldn't maintain her chill when it came to seeing Silverstone in her blast from the past look.

"How am I supposed to sleep? I think I've asked for 2 photos in my entire life. and beyonce," she tweeted along with a picture of her and Luna posing with the clueless star.

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In case you need it, here's a side-by-side comparison of the outfit in all its mid-90s glory and today:

Hair, Selfie, Hairstyle, Fashion, Forehead, Blond, Plaid, Friendship, Lip, Design, pinterest
Paramount Pictures//Twitter

Yes to everything about this. We can't blame Chrissy for fangirling out and asking for a picture at all. Anyone would regret missing this photo op for life.

From: ELLE US
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Kayleigh Roberts
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Kayleigh Roberts is the weekend editor at Marie Claire, covering celebrity and entertainment news, from actual royals like Kate Middleton and Meghan Markle to Hollywood royalty, like Katie Holmes and Chrissy Teigen. She’s a Ravenclaw who would do great things in Slytherin. To learn more about her, google “Leslie Knope eating salad GIF.