From celebrity-approved, sleek activewear to a sexy new perfume that's perfect for all your fall date nights, here's what's buzzing in the beauty and style world this week. Who says fitness gear has to be boring? It doesn't! Just take it from Knix, an intimate apparel and activewear label. They just tapped Nicole Scherzinger to front their latest campaign, "Better Than Ever," and trust Us, the fashion-forward collection worn by the Tony award winner will give you instant gym motivation.