Freaks are a precious natural resource. They thrill us, mystify us, and cause us to shake our heads and ponder the meaning of life, just like, uh, giant rock formations. Anyone who says different probably hasn't ever witnessed Scot Nery live onstage in any of his hysterically weird incarnations: pancake juggler, backpack escape artist, cooking show host, etc. His new act, "Crash Course -- Cooking, Juggling, and Getting Hurt," promises to continue such silliness. With the spirit of a food fighter, the aplomb of Julia Child, and the desire to hand out samples of a Costco employee, Nery maps an evening that features guest chefs, innovative meal planning, and irreverent themes, all different every week. (Last week's theme: "French Mind Control.") Sure, Yosemite's beautiful, but so is Nery's soiled chef's smock; the show runs Friday through Sunday