Amanda Seyfried is convinced Mamma Mia 3 will get made.
The 40-year-old actress played Sophie Sheridan in the first two Mamma Mia movies, which also featured the likes of Meryl Streep, Pierce Brosnan, Colin Firth, Stellan Skarsgard, and Christine Baranski, and Amanda has revealed that she'd jump at the chance to appear in a third film.