ET was on the set of the latest installment in the blockbuster 'Transformers' franchise.

Hailee Steinfeld and John Cena star in the action-packed film, which hits theaters on Dec. 21.

ET caught up with Cena at CinemaCon in Las Vegas, marking his first interview since breaking up with his former fiancee, Nikki Bella.

Only ET has this exclusive look at the behind-the-scenes hijinx from the battle rounds. 'The Voice' airs Mondays and Tuesdays on NBC.

This bonus material is featured on the Blu-ray and DVD of 'Pitch Perfect 3', out on March 20. It's available digitally now.

Here's how some of the biggest stars got into their GRAMMY glam.

Here's what some of your favorite celebs are hoping to accomplish in 2018.

The 'Pitch Perfect 3' star -- and member of Taylor Swift's squad -- opened up about her new girl power anthem, 'Most Girls,' and why now more than ever women need to band together. ET chatted with the singer at the Prive Revau Luxury Sunglasses in Los Ang