Mariah Carey and Nick Cannon have two very big reasons to be happy! Their 6 month old twins Moroccan and Monroe made their first public appearance in the “20/20″ special with Barbara Walters airing Friday.

Carey opens up about the problems she had getting pregnant before her pregnancy with the twins. She also talks about her relationship with Nick Cannon, “When he’s nice, he’s the best guy in the world.”

Get an advanced glimpse of the interview below!

Posted on October 22nd, 2011