I have horrible news. Seth MacFarlane's streak of inexplicable success continues unabated, and he's moving his dull, unimaginative sense of recycled humor to the internet: In September, Seth MacFarlane, creator of "Family Guy" on television, will unveil a carefully guarded new project called "Seth MacFarlane's Cavalcade of Cartoon Comedy." Unlike "Family Guy," which is broadcast on Fox, this animation series ...