The Backyardigans, Nickelodeon's popular musical-adventure series, is hosting a special pre-performance event to show how parents and kids can help families across the globe fight malaria.  For the November 1st premiere of The Backyardigans Live!: Tale of the Mighty Knights! at the Nokia Theatre L.A. LIVE, Nickelodeon and Broadway Across America are hosting a pre-show party to benefit Malaria No More, a non-profit organization that provides mosquito nets to protect kids in Africa from malaria.