I Sebastiani
 i Sebastiani is a Commedia dell'Arte theatre troupe formed in 1990 by Jeff Hatalsky. To the present day i Sebastiani has performed for thousands of fans across the United States and Canada. The company has travelled as far as Montreal to the north Miami to the south and Texas to the west performing more than 100 different improvisational scenarios.i Sebastiani presently operates out of Boston MA.