"Do you prefer 'fashion victim' or 'ensembly challenged'?"

Clueless turns 20 (almost legal!) and while it provided us with so many classic Cher-isms ("Okay, so he is kind of a Baldwin"), it also gifted us with a hyper-stylized look book of vibrant, quirky and iconic '90s fashion.

WATCH: Life Lessons As Told by 'Clueless'

Clueless costume designer Mona May, whose film credits include Romy and Michelle's High School Reunion and The House Bunny, drew inspiration from the '60s and '70s for the characters' memorable looks. Twenty years later, the fashion -- just like the 1995 comedy itself -- still resonates.

"[The movie] would have these resurgences," writer/director Amy Heckerling explained to ET. "Like the clothes are back in style or this is back in style."

WATCH: Clueless Turns 20! What the Cast Thinks About the Film Now 

Most notably, Iggy Azalea recreated many of the looks for her "Fancy" music video, which Elisa Donovan (who played Amber) says came as no surprise to her.

"Fashion always returns in a new way," she told ET. "[Clueless] was such an era, such a moment in pop culture that it will always come back in some way."

PICS: This Is What the 'Clueless' Cast Looks Like 20 Years Later 

Here's a look back at the film's most memorable style moments that still has us totally buggin.'

"Been shopping with Dr. Suess?"

"Dee, when your allergies act up, take out your nose ring."

"A watch doesn't really go with this outfit, daddy."

"I don't want to be a traitor to my generation and all but I don't get how guys dress today."

"What the hell is that?" 
"A dress." 
"Says who?" 
"Calvin Klein."

"Hagsville."

"Rollin' with the homies."

Follow Denny on Twitter: @DDirecto.