Finding a beauty look to pair with your prom or wedding guest outfit isn't easy, which is why Saoirse Ronan just became your favorite actress (LBH, she had you at Brooklyn) with this ultimate '90s combo of creamy complexion, ice-blue eyeshadow and pale-pink lipstick. And all worn with that very important messy updo — artfully teased loose strands essential. Yass!

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