Her duties include distributing pamphlets to friends that Ms. Kerrigan created with Gianna's pictures.

WSJ: Best High-School Pictures Ever

To Andrea and Gianna, you are both beautiful and talented and you did an awesome job!

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The Athens organising committee has also been turned upside down, with Gianna Angelopoulos, who led the city's Olympic bid, appointed to head the team.

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As a thank-you, Ms. Kerrigan also photographed Gianna for prom.

WSJ: Best High-School Pictures Ever

Gianna shared those photos on Instagram and Facebook.

WSJ: Best High-School Pictures Ever

I've got Anthony and Gianna on the line.

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How old are Anthony and Gianna?

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Separately and together, he and his sometime lover and regular companion, Giancarlo Giammetti, made sure to greet and double-cheek kiss friends and supporters sitting at all the tables in their area, ranging from the young (the former reality-television star Olivia Palermo, the Brant brothers, the model Jessica Hart and her shipping-heir boyfriend, Stavros Niarchos) to the established (the interior designer Mica Ertegun, Barbara Walters, the Texan philanthropist Lynn Wyatt, the Greek businesswoman Gianna Angelopoulos-Daskalaki).

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