Welcome to the KALVAN network Where would you like to go? Jack & Jeri's Crowd Pleasing Corporate Presentations (click here for agent-friendly version) Jack & Jeri's Duo Entertainment (click here for agent-friendly version) Jack Kalvan's Comedy Variety Entertainment (click here for agent-friendly version) Jack Kalvan Jeri Kalvan Ellen Kalvan Max Kalvan Oz Kalvan Jack & Jeri's Practice Space Jack's Photo Album "Learn to Juggle!" Instructions Jack's YouTube Channel Jack's Facebook Page Jeri's Facebook Page The XJuggling Competition