Mel B struggles to contain her ample cleavage in strapless dress

She has so far spent much of her time in Cannes sunning herself in a tiny two-piece bikini.

Mel B struggles to contain her ample cleavage in strapless dress

Mel B struggles to contain her eye-popping cleavage in sexy black

Mel B wows in extremely revealing cleavage enhancing nude dress

Wow Factor! Mel B's frock struggles to contain eye-popping

Mel B teases Spice Girls reunion as she plays down Mel C feud

Mel B wows in extremely revealing cleavage enhancing nude dress

Mel B reveals cleavage and sculpted physique wearing a clingy

The Spice Girls at 25: Here's the story from A to Z

Hollywood Game Night: Mel B Is the Weak Link on Her Team!