Ana Dumaraog of ScreenRant gives it a 9 out of 10, noting that the first two episodes are surprisingly emotional despite the show’s switch to multi-cam. Georgie & Mandy’s First Marriage is a worthy replacement for Young Sheldon, Dumaraog says:

Steve Holland explains exactly when Georgie and Mandy's First Marriage takes place relative to Young Sheldon and The Big Bang Theory.

Georgie & Mandy's First Marriage is a spinoff of The Big Bang Theory and Young Sheldon, so it's only natural that there will be cameos throughout the series. Rachel Bay Jones, who plays Audrey on the upcoming CBS series,