My dad told it to me. I was the second backup.
There's a star trek fan who has a primary dog and an emergency backup dog. There's also the british 'heir and a spare'.
https://www.youtube.com/watch?v=72rU64yq-zU
Third string
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There's a star trek fan who has a primary dog and an emergency backup dog. There's also the british 'heir and a spare'.