Possible Clues:

• Send down artist, cue prepared
• Send down girl who's out of practice, say?
• Suspend curate — it's for being unorthodox
• Suspend curate? It's ridiculous!
• Send down unpractised Duchess for audience
• Understood about blocking plan to send down student
• Banish to the country or from university
• Banish debilitating influence that is enveloping jazz fan
• Sounds as if Catherine is a redhead, so send her down