Saturday Night Live (SNL) is a weekly late-night sketch comedy and variety show filmed in New York City. It made its debut on October 11, 1975, under a slightly different title. The show features a regular cast of comedy actors, joined by a guest host and musical act. The show is broadcast live in the Central and Eastern time zones (with a time delay in the Mountain Time Zone and Pacific Time Zone) from Studio 8H at the GE Building in New York's Rockefeller Center.