Olivier Rousteing's Spring '16 Balmain debut wasn't just a runway show, it was an extravaganza. With models like Kendall Jenner, Bella and Gigi Hadid, Alessandra Ambrosio, and Jourdan Dunn creating serious #SquadGoals backstage and on the catwalk, we had a lot more to be envious of than just their sexy outfits.