Want to melt off the muffin top? Can those cankles? Well, you know you can't do it all by working out. Even though fitness is definitely important, you're not going to lose a bunch of weight unless you modify your diet. And, if you ask the authors of Skinny Bitch, there's no better diet to follow than a vegan one.

In case you didn't know, veganism is really the driving force behind the Skinny Bitch books. The girls have now come out with workout videos, but the diet was the first step. And, in my interview with them, they dished on how they went vegan and gave tips for helping you make your diet a bit healthier. Check it all out in the gallery below!

Also, be sure to check out the first part of my interview with Rory and Kim.