Mary Katherine Gallagher is your stereotypical unpopular teen Catholic schoolgirl. She has lots of nervous tics. And like most socially awkward teenager girls, she also gets stage fright. But no matter how unpopular she gets, Mary Katherine still thinks she’s a superstar. Yeah, she’s a bit delusional.

Looking like Mary Katherine Gallagher is simple. Just envision a Catholic school uniform. You will need a white collared shirt, a red vest, a plaid skirt, white knee-high socks, and white shoes. Here’s everything you need to look like Mary Katherine Gallagher.

How to Make Mary Katherine Gallagher Costume

Mary Katherine Gallagher Costume for Cosplay & HalloweenSave
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1White Collared ShirtA white collared shirt is a good base for your Mary Katherine Gallagher outfit.🛒 Check on Amazon
2Red VestA red vest is an essential schoolgirl uniform.🛒 Check on Amazon
3Blue and Green Plaid SkirtLook like a student in a blue and green plaid skirt.🛒 Check on Amazon
4Knee-High White SocksKeep your legs warm with white knee-high socks.🛒 Check on Amazon
5White ShoesLook simple in a pair of white shoes.🛒 Check on Amazon
6School TieAccessory with a school tie.🛒 Check on Amazon
7Red HeadbandKeep your hair away from your face with a red headband.🛒 Check on Amazon
8Black GlassesLook extra nerdy in a pair of black glasses.🛒 Check on Amazon

About Mary Katherine Gallagher

Mary Kathering Gallagher was portrayed by Molly Shannon. Shannon is also known for her other characters during her six-year stint in Saturday Night Live.

Check out these sites to read more about Mary Katherine Gallagher and the other characters from Saturday Night Live: