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Chelsea is 53 and wears a size XS/00

Shine all night in this royal blue sparkly prom dress that combines a sculpted, snatched fit with a sleek, modern finish

The one she wears with a matching coat, silver clutch and jewelled headpiece when Holly Golightly goes on a date with the dashing Brazilian politician Jos da Silva Pereira

Minor adjustments are free of charge, but they may be subject to an extra charge if any of the measurements or changes you want to apply to go beyond our standard

Clooney previously attended Cannes Film Festival in 2016, where she supported husband George Clooney at the premiere of Money Monster