Pakistan, May 23 -- Heidi Klum brought both glamour and family warmth to the amfAR Gala at Cannes Film Festival Thursday, May 21, as she walked the red carpet alongside her 20-year-old son Henry Samuel.

The 52-year-old supermodel stunned in a plunging black and white lace corset gown with a voluminous black skirt, while Henry made a bold statement in a black suit jacket embroidered with metallic leaf detailing, worn shirtless with matching trousers.

Klum's husband, musician Tom Kaulitz, joined the duo at the Hotel du Cap Eden Roc for the star-studded charity event.

The gala, presented by Chopard, benefits The Foundation for AIDS Research, which has raised nearly $950 million since 1985 and awarded more than 3,800 grants worldwide, as p...