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Millie Bobby Brown

Young love! “Happy Valentine’s day J,” the Stranger Things star captioned this adorable shot, confirming her teen romance with pop singer Jacob Sartorius. (Photo: Millie Bobby Brown via Instagram)

Social Snaps: Valentine's Day 2018 edition

Who are your favorite celebs — like Kim Kardashian, the Obamas, Neil Patrick Harris, and others —  sending love to on the most romantic day of the year? Find out here!