"I was going to the airport and I had a Sprite bottle just filled with vodka and it was just 9 in the morning and I was throwing up in the car and this was just to get on a plane to go back to L.A. to the sober living house that I was staying at," she said of one particular low at age 19. "I had all the help in the world, but I didn't want it. When I hit that moment I was like, it's no longer fun when you're doing it alone."