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Plus: Pregnant Adalind almost faints!
Jack's back!
Or at least that's what it seems like on Friday's all-new Grimm(8/7c, NBC). Captain Renard suspects a copycat is on the loose who's inspired by famed serial killer Jack the Ripper after a string of homicides hit Portland. As Nick investigates, he comes across a big surprise.
Spoilers on all the must-watch finales
Meanwhile, Adalind's pregnancy is progressing rapidly, and well, see for yourself how she's doing in the exclusive sneak peek below:
Grimm airs Fridays at 8/7c on NBC.