Sebastian Rohn (Frankie Valli). From Chicago, Illinois, Sebastian is unbelievably thrilled to be here and represent his Italian-American culture. Previous productions include: Jersey Boys (Joe Pesci/Frankie US), Jersey Boys (Joe Pesci/Frankie US), Jersey Boys (Hal/Rap Star), Jesus Christ Superstar (Judas), West Side Story (IHSMTA Best Production), and Tuck Everlasting, (IHSMTA Best Production and Best Direction). Sebastian would like to thank Victoria, the best mother in the world, his music business partner and brother, Ethan, and his father/music mentor, Edward, for their continuous love and support! IG: @sebastian.onesti