When did Blue Peter Season 13 Episode 20 air?
Blue Peter Season 13 Episode 20 aired on November 18, 1976.

The lights go down in London as John helps with a spectacular piece of demolition that will change the face of world-famous Piccadilly Circus, and Lesley starts a series of 'cheap-and-easy' Christmas presents with some ideas for cards to make at home.
Direct answers for episode-level questions and details.
Blue Peter Season 13 Episode 20 aired on November 18, 1976.
Runtime information for this episode is not available yet.
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