Consider the question. An American Girl: Grace Stirs Up Success is a 2015 family-drama film starring newcomer Olivia Rodrigo in the title role, Virginia Madsen, Eloise Webb, Caitlin Carmichael, Notlim Taylor, Lili Bordan, Fabrice Michel, Roxane Bret, Krisztina Peremartoni and Andras Balint in supporting roles, along with an appearance from restaurateur Joe Bastianich as himself.

Who plays grace in grace stirs up success?
If the answer is 'Olivia Rodrigo'; explain the reasoning:
To answer the question, consider the following: An American Girl: Grace Stirs Up Success is a 2015 family-drama film starring newcomer Olivia Rodrigo in the title role, Virginia Madsen, Eloise Webb, Caitlin Carmichael, Notlim Taylor, Lili Bordan, Fabrice Michel, Roxane Bret, Krisztina Peremartoni and Andras Balint in supporting roles, along with an appearance from restaurateur Joe Bastianich as himself.