Luke and Rani, with Clyde’s mum, track Clyde and his father to a waterside confrontation with The Berserker.

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Apparently series 3 of the SJA will air in September/October.

David Tennant will make a guest appearance as the Doctor in the new series of The Sarah Jane Adventures, it has been confirmed.

The Time Lord will reunite with his one-time companion Sarah Jane Smith, played by Elisabeth Sladen, for a two-episode stint in the upcoming third series of the kids spinoff.

“Viewers thought they may have to wait until November for the next full episode of Doctor Who, but this is an extra special treat,” said Russell T Davies, executive producer on The Sarah Jane Adventures. “And it’s not just a cameo from David – this is a full on appearance for The Doctor as he and Sarah Jane face their biggest threat ever.”

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An alien pendant, which gives its wearer the power to control others, is stolen from Sarah Jane’s attic.

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Sarah Jane and the others infiltrate Trueman’s circle as he takes over the population through their star signs.

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An astrologer attracts Sarah Jane’s interest with his uncanny predictions. Earth is under threat – from the stars.

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