15 Totally Vital Lessons 'Clueless' Taught You About Life

Happy birthday, Clueless! The 90s classic turned 18 today.

Although it's been nearly two decades since the film's release, it's still totally worth watching on repeat. For Clueless fans, it wasn't just a movie — it was a reservoir of advice, memorable quotes and fashion inspiration.

See also: The 'Clueless' Closet Is Real, and You Can Own It

If you, like Cher Horowitz, feel pretty clueless most of the time, you're not alone. Like any good coming-of-age story, Clueless is full of valuable life lessons. The movie is a sneak attack: You think you're learning about white, collar-less Fred Segal shirts, but you're actually getting a healthy education on love, friendship and personal growth.

In honor of the lovable Beverly Hills High crew, check out our 15 favorite lessons.

1. This is the ultimate low blow.

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2. Every girl needs a catchphrase.

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3. Flirting can be tough to master.

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4. Every relationship needs its own song.

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5. Always follow your doctor's orders.

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6. It's totally not weird to date your stepbrother, as long as he's your ex-stepbrother.

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7. No one has the right to judge your personal life.

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8. Be very, very careful on the freeway.

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9. Searching for a boy in high school is as useless as searching for meaning in a Pauly Shore movie.

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10. It's important to self-reflect from time to time.

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11. If someone invades your personal space, you should punch him.

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12. Always dress for success. (Even if criminals don't recognize an Alaia when they see one.) Image: Lovelyish

13. Accessories should always color coordinate with your outfit.

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14. It's really hard to drive in platforms.

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15. Even if you humiliate yourself in public, you can still make out with Travis Birkenstock.

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1. 

   1. Dinos

   AKA, the faded shirt you wouldn't take off in first grade.

   Price: $35

2. 

   2. Fresh Prince

   Even if you're not West Philadelphia born and raised...

   Price: $37.20

3. 

   3. Nokia

   Snake II not included.

   Price: $35

4. 

   4. Pokemon

   You don't have to catch 'em all. Just this one.

   Price: $35

5. 

   5. Rubik's Cube

   At least this version won't drive you completely insane.

   Price: $17.90

6. 

   6. Bright Shapes!

   Or, a pile of your fifth grade trapper keepers.

   Price: $37.20

7. 

   7. Pager

   "07734, 143"

   Price: $39.95

8. 

   8. Urkel

   Yes, yes you did do that.

   Price: $35.65

9. 

   9. Seinfeld

   A show about nothing.

   Price: $35.09

10. 

    10. Game Boy

    The Game Boy Color your parents would never buy you.

    Price: $35

11. 

    11. Rocko's Modern Life

    The coolest Australian wallaby we've ever met.

    Price: $31.62

12. 

    12. Flip Phone

    Be careful: This disguise might actually encourage phone theft.

    Price: $20

13. 

    13. Mulan

    "Let's get down to business, to defeat the Huns."

    Price: $35

14. 

    14. Nintendo

    I mean, it's no Nintendo lunch box, but close.

    Price: $35

15. 

    15. VHS

    Plus, you can customize your text: "MTV Dance Jamz '94."

    Price: $15

16. 

    BONUS: TMNT

    Cowabunga, that's a lot of puff paint!

    Price: $35

Homepage image: Paramount Pictures