Lily James shares secrets from the 'Mamma Mia 2' set - Good Morning America

Get ready to have Abba songs stuck in your head.
James appears on Popcorn With Peter Travers and talks about her new role in Mamma Mia! Here We Go Again.

Amanda Seyfried & Lily James Talk Dads in Spandex

Lily James on the set of Mamma Mia! Here We Go Again in Croatia

Lily James shares secrets from the 'Mamma Mia 2' set - Good

Lily James shares secrets from the 'Mamma Mia 2' set - Good

Lily James beams in NYC while promoting Mamma Mia 2

Lily James as Pam Anderson: Five Hours of Makeup Each Day of Filming

Meryl Streep confirms appearance in Mamma Mia 2 as she stuns fans

Lily James shares secrets from the 'Mamma Mia 2' set - Good

Lily James shares secrets from the 'Mamma Mia 2' set - Good

Lily James shares secrets from the 'Mamma Mia 2' set - Good

Lily James with boyfriend Matt Smith during a break from filming

Mamma Mia! Here We Go Again - In cinemas July 20