Knock off the wailing and gnashing of teeth: Family Guy’s Brian has indeed risen from the dead. As anticipated, tonight’s episode marked the resurrection of the recently deceased pooch, whose return was made possible by a trip to Santa and a time machine. “And thus endeth our warm, fuzzy holiday lesson: Never take those you love for granted, for they can be gone in a flash,†Seth MacFarlane tweeted tonight. Seth MacFarlane just taught some child the true meaning of Christmas and the rest of us now live with that knowledge.