Kathryn Newton, Iain Armitage & 'Big Little Lies' Other Young Stars at the Premiere!

The young stars of Big Little Lies are the life of the party!

The cast of the HBO hit turned out for the season 2 premiere and after party on Wednesday night (May 29) at Jazz at Lincoln Center in New York City.

Kathryn Newton, Iain Armitage, and the show’s other young stars, weren’t just a part of the party – they were the highlight of it.

Iain really stole the show, dancing with his co-star and on-screen mom, Shailene Woodley, at the premiere’s after party.

Ivy George, Cameron Crovetti, Nicholas Crovetti, Darby Camp, and Chloe Coleman were also in attendance.

Check out 45+ pics inside from the Big Little Lies premiere and after party…