SEATTLE -- When was the last time you washed your makeup brushes? Do you have, as our expert says, "50 shades of nude" in your eyeshadow or lipstick collection? It may be time to do some cleaning or tossing. Tiffany Lowry of Styl-FM Radio (and frequent style contributor to our show) has a ton of great tips for keeping your beauty routine bacteria-free. Watch the video above, and click HERE to go to her blog for more.