Now that you've followed her journey to the Winter Garden Theatre in Broadway.com's fabulous video series, it’s time to officially welcome Beth Leavel to the cast of Mamma Mia! The Tony-winning actress debuted as Greek island innkeeper/loving single mom Donna Sheridan on September 22 alongside a passel of new leading players, then posed for pics after the show. A very special guest crossed the pond to welcome Leavel: London-based producer Judy Craymer, the mastermind behind all things Mamma Mia! Take a look at the happy backstage scene.