In its first advertising for newly acquired Morningstar Farms, Kellogg Co. harks back to the groovy '60s to tap into the hippie side of vegetarianism. The print and outdoor ads from Black Pencil, Chicago, focus on tasty ingredients consumers will dig. Copy says: "Our sun-ripened vegetables and a groovy blend of seasonings give you a bolder veggie burger to love." Copywriter: Chris Haxager. Art director: Charlie Schreck.