Supernatural returns this Friday with a new episode, one that will bring a couple former friends back in to the picture for Sam and Dean.

But they'll only be able to actually see one of them.

That would be Jamie Luner's Annie Hawkins, who phones the brothers and asks them for help on a case, only for the Winchesters to arrive in town and find that Annie has vanished.

The other old pal? Bobby, who does all he can to make his presence felt, but, as the following sneak peek reveals, has a far more challenging times doing so...

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