Rating: Rating: After photographs of Princess Margaret with her toyboy lover on the island of Mustique were splashed across newspapers in 1976, the Queen summoned Prime Minister James Callaghan After photographs of Princess Margaret with her toyboy lover on the island of Mustique were splashed across newspapers in 1976, the Queen summoned Prime Minister James Callaghan. ‘What are we going to do,’ she asked, ‘about my sister’s guttersnipe life?’ ‘Guttersnipe’ is a Victorian word, meaning a beggar-child who collects rubbish from the muck at the roadside. Princess Margaret: The Queen Of Mustique (C5) invited us to enjoy a wallow in all that muck generated by her affair with baronet’s son Roddy Llewellyn, 17 years Madge’s junior.