No explanation of the Twilight Phenomenon™ would likely be complete without such sizable insights as Kathie Lee Gifford's and the authoritative cultureklatsch at Fox and Friends . The latter group's ownership of the story — as evidenced by last Friday's extraordinary investigative study of "babes" headed to the multiplex in droves — continues today with a more think-y survey of how the chaste-vampire genre trumps the more occult flavor of the Harry Potter series, but over on Today Kathie Lee diclosed the real trick nudging Twilight toward box-office immortality: Teen girls are more into romance than sex. And those who aren't will be after the dressing-down delivered here. Failing the ready availability of another tween-friendly franchise, Hollywood would do well to bottle this and sell it.