Valerian star, Cara Delevingne, celebrated her 25th birthday on Saturday, in style! The actress and model was reportedly joined by a private plane full of girlfriends, for a week-long vacation in Mexico. According to ET Online, the ladies are enjoying their downtime at Chablé, a five-star resort close to Mérida on Mexico's Yucatán Peninsula. ET says that Delevingne and friends are soaking up their time by the pool and enjoying local sightseeing adventures.