Canadian actress Cobie Smulders, co-star of the U.S.

By Marc D. Allan The creators of "How I Met Your Mother" long maintained that after the promise of the title is met -- that is, after the character Ted Mosby encounters his future wife -- the show is over. But not so fast.

By Joe Rhodes The MySpace page appeared in early November, one more online molecule in the endless social networking universe. It was a fan page with a hot-pink background, a tribute to a one-hit Canadian teenage pop star from the early 1990s. "As Robin Sparkles's No.