Preschoolers get ready to party with Dora the Explorer, Yo Gabba Gabba! and some of today’s top music stars for the first annual Nickelodeon Mega Music Fest, an hour-long prime-time concert special for the whole family, premiering Labor Day, Monday, Sept. 6, from 8:00-9:00 p.m. ET/PT. The Nickelodeon Mega Music Fest was shot live atRead More
