The Curious Cousins are off to the nation's capital with their parents, crazy Uncle Stef and his lady friend, Ronnie O'Reilly. Their sight-seeing is complicated by an unfortunate coincidence. The World Conference of Clowns (WCC) is in town the same week to hold their national convention. The Cousins are not fond of clowns, especially Steena who thinks they're all super-creepy.To make matters worse, there's been a rash of scary clown sightings around...