Fans of the ABBA movie musical Mamma Mia have enjoyed the music for years, but did Meryl Streep and Amanda Seyfried actually sing those iconic songs?

Meryl Streep said the Broadway musical 'Mamma Mia!' brought had a huge impact on her after 9/11, so she wanted to be in the movie.

Our favorite dancing queens (Meryl Streep included) might be returning to the big screen for a third encore of Mamma Mia! and we’re already rewatching the first two movie musicals in preparation ...

Meryl Streep in 'Mamma Mia!' Fans hoping for a third installment in the Mamma Mia! franchise just might get it...and Meryl Streep might somehow, inexplicably, come back as Donna Sheridan.

Meryl Streep has shared an exciting update on Mamma Mia! 3. Speaking to Deadline, the award-winning actress confirmed that she’s due to have a discussion about the anticipated third instalment ...

Meryl Streep captivated viewers as Donna Sheridan in the first Mamma Mia movie, which made fans shocked to learn she had a smaller part in the sequel.

Universal Studios /Courtesy Everett 'Mamma Mia! 2: Here We Go Again.' The beloved Mamma Mia! franchise might not be over yet.

Mery Streep recently suggested that conversations for Mamma Mia! 3 should be happening soon, while also sharing that she'd like to return.

Universal Studios /Courtesy Everett 'Mamma Mia! 2: Here We Go Again.' The beloved Mamma Mia! franchise might not be over yet.