Tilda Swinton's Night Out With Young Love Sandro Kopp

03/28/2008 02:45 am ET | Updated May 25, 2011

When Tilda Swinton spoke of the open relationship she enjoys with the father of her children, it's fair to say she raised a few eyebrows. But after the 47-year-old actress took her younger lover to the Baftas - leaving her long-term partner in Scotland looking after the twins - she will have doubtless raised a few more.

Miss Swinton was named Best Supporting Actress at the ceremony, making her a hot favourite for an Oscar.

But as she celebrated after the awards on Sunday, it was hard to tell whether onlookers were inspecting the golden trophy - or the 29-year-old companion who carried it.

It was the first time Miss Swinton, who wore a Dior gown, had showed off Sandro Kopp in public. The German artist escorted her to the dinner held after the awards at the Grosvenor House hotel in London and remained with her until the early hours.

Meanwhile, 68-year-old John Byrne, her partner of 18 years, stayed at home in the north of Scotland, looking after the couple's ten-year-old twins Xavier and Honor.

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