Lakshmi: 'I've Been Going to the Gym'

"Top Chef" beauty Padma Lakshmi is spicing up the cover of Allure magazine with a sexy nude spread. But this isn't the first time the former model has bared all -- she chatted to "Extra" about her previous experience being photographed naked. Hear all about it!

Padma Lakshmi talks about her Allure nude photoshoot.