Video: TLC Performs ‘No Scrubs’ and ‘Waterfalls’ on ‘American Idol’

40 year old -T-boz and Chili aka TLC returned to the stage to perform a medley of their greatest hits on the “American Idol” season finale and performed with four female contestant on American Idol. And it is obvious Chili is still hitting the gym and T-Boz has packed on some massive weight and no she's not pregnant although she looks like she is.