She had Elvis slain, playing the wicked lady (10)

I believe the answer is:

villainess

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'wicked lady' is the definition.
The definition and answer can be both people as well as being singular nouns.
Perhaps they are linked in a way I don't understand?

'she had elvis slain playing' is the wordplay.
'elvis slain' can be anagrammed to 'VILLAINESS'.
Though, I am not sure how the anagram is indicated.

'the' acts as a link.

Can you help me to learn more?

I've seen this clue in the Evening Standard.

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