Drew Barrymore on how life 'changed' after being a mom

Since skyrocketing to superstardom as a child actress, Drew Barrymore's life has been shaped by a multitude of experiences — including a stint at a "child institution" for troubled teens and years of drug and alcohol abuse. But one of the most affecting was becoming a mom, the actress, activist and host of The Drew Barrymore Show explained in a new interview on The Armchair Expert with Dax Shepard.