Tonight on TVGN: Shailene Woodley and Ansel Elgort on the Magic of The Fault in Our Stars

Bestselling novel The Fault in Our Stars has become a huge fan favorite of readers everywhere, and tonight on POPSUGAR Now, we sit down with the leads in the film adaptation to talk about why the story has become such a sensation. Plus, we talk to Mad Men star Jon Hamm about his new movie role, and we've got your Summer TV preview.

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Source: 20th Century Fox