What the champagne did when little Florence got married (6)

I believe the answer is:

flowed

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'what the champagne did' is the definition.
(I've seen this before)

'little florence got married' is the wordplay.
'little florence' becomes 'flo' (I am not sure about the 'little' bit.).
'got married' becomes 'wed' (I've seen this in another clue).
'flo'+'wed'='FLOWED'

'when' is the link.

Can you help me to learn more?

(Other definitions for flowed that I've seen before include "What the champagne did" , "Moved steadily in a stream" .)

I've seen this clue in The Globe and Mail.

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