Eileen arrived at the gates on the arm of her new business partner. Her outer cloak was transfigured into something suitably modest and dreary for a party with a flashy Arabian theme, but because she firmly believed in variety (and leather), underneath she wore her finest.
The business partner in question refused the offer of slaveboy costume, complete with manacles, and as soon as she led him through security, she unleashed a scimitar-wielding Fred Weasley onto the unsuspecting crowd, expecting something spectacular from him by the end of the night.