For stars like Rihanna, Adele, and Emma Stone, 1988 was a huge year — because they were all born that year! It was also the year the world welcomed talented actors like Supergirl's Melissa Benoist and Harry Potter's very own ginger, Rupert Grint. Those are just a few names that might surprise you on our list of 31 celebs turning 30 in 2018. Read on to find out who's in good company while hitting their 30th birthday milestones ahead.
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