By Breaking Celebrity News Staff

What’s better motivation to drop pregnancy pounds, than finding out that you are going to model the most expensive bra in the world?

Alessandra Ambrosio, who have birth to her second child in May 2012, has revealed to Okmagazine.com that the inspiration behind losing her baby weight in record time was the $2.5 million Victoria’s Secret Fantasy Bra, and Breaking Celebrity News has the details.

"Well, you know, actually when they called to tell me that I was chosen to wear this year’s Fantasy Bra I was nursing my two-week old. He was two weeks old and I was totally in a different world. I’m back in Brazil. I’m home nursing my baby and they’re like, 'You were chosen to wear the bra!’ and I’m like, ‘Oh my god!’” the supermodel explains about the luxe jeweled bra, which features a 20-carat white diamond center stone.