Oh what a night May 20 will be Olivia Valli, the granddaughter of Four Seasons frontman and leading character in Jersey Boys Frankie Valli, is set to join the company of Jersey Boys on May 20. Valli, in what is considered a first in stage history, will portray Frankie Valli's first wife and her own grandmother, Mary Mandel.
SOURCE: BroadwayWorld at 02:42PM on May 14, 2019