Meghan Trainor Once Kissed Charlie Puth in the Studio

Meghan Trainor reveals that she made out with Charlie Puth in the studio on the night they recorded "Marvin Gaye," and they never kissed again. She also says the biggest hit she ever wrote for anyone else was for Rascal Flatts. Plus, Miranda Lambert says she hasn’t smoked weed with Willie Nelson yet, but she’s hoping to.