Mamma Mia 3, lets go baby, Seyfried toldABC News, crossing her fingers for luck.

Everybody says its gonna happen.

But I mean, I havent seen a script.

Sabrina Carpenter smiles with a mic in her hand while performing in front of a giant red-lit screen, Amanda Seyfried smiles in front of the ocean in a still from ‘Mamma Mia’

Amanda Seyfried roots for Sabrina Carpenter to join the cast of a potential ‘Mamma Mia 3’.Astrida Valigorsky/Getty Images/Universal/Courtesy Everett Collection

Youre right, actually, [it] doesnt matter, said Seyfried.

Old age makeup for me.

Thats what it will be.

Meryl Streep and Amanda Seyfried in a scene from 2008’s ‘Mamma Mia’

Amanda Seyfried and Meryl Streep inMamma Mia!Here We Go Again(2018).Universal

… Im an actor.

If Sabrina Carpenter wants to play my daughter, Ill make it happen.

Im a big fan.

Based on the Tony-nominated jukebox musical,Mamma Mia!

The 2018 sequelMamma Mia!

Last September, she toldVogueshes up for anything when it comes to reprising Donna.

If theres an idea that excites me, Im totally there, she added.

Craymer noted the next movie could follow Lily Jamess version of Donna in those middle years.

Or what happens to Donna and Sam after the first movie.

Universal PicturesChairmanDonna Langleysaid the studio would love to make a third movie.