Composer whose stage widow was notedly merry (5)

I believe the answer is:

lehar

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'composer' is the definition.
(Austro-Hungarian composer Franz Lehar)

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(Other definitions for lehar that I've seen before include "Musician" , "Franz . . . . . composed 'The Merry Widow'" , "He scored" , "Operettist" , "Hungarian who composed" .)

I've seen this clue in the Evening Standard.

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