With first-hand experience overcoming debt and a self-described "pauper" mindset, Project Runway mentor and fashion personality Tim Gunn knows how hard it can be to live within your means.

Gunn joins Living Not So Fabulously hosts David & John Auten-Schneider to share his best advice for finding financial freedom. At the end of the day, Gunn emphasizes discipline despite the addictive nature of spending: "Part of it is wanting to achieve a high; 'Oh I'll feel great if I buy that.' But then think of the consequences when the credit card bill comes. And as someone who lived with credit card debt for decades, what a relief it is to not have any."

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Catch the full interview with Tim Gunn on Yahoo Finance's Living Not So Fabulously.