Whether you’re buying for your bestie or shopping for a sibling, these are the 18th birthday gift ideas that will bring major wow factor to their big day. We roped in two soon-to-be-adult teens ...

The royal teen dressed up for a family outing to see a performance at the Royal Theatre's Old Stage in Copenhagen in honor of her milestone birthday DA MARIE ODGAARD/Ritzau Scanpix/AFP/Getty ...