100 People Set Off Their Car Alarms at Once for Improv Everywhere's 'Car Alarm Symphony' Neetzan Zimmerman · 06/04/12 11:00AM Teaming up once again with their partners-in-pranking at the Guggenheim Museum, Improv Everywhere agents and volunteers hit a shopping center parking lot in Staten Island to take part in the troupe's latest mission: Car Alarm Symphony.
