Curating the perfect beauty shelf can get expensive so, imagine our delight when we learned some wealthy celebs prefer inexpensive drugstore brands. Refinery29 was kind enough to get the skinny from the source. One major call out; Katy Perry and Selena Gomez’s makeup artist, Jake Bailey uses Physician’s Formula Shimmer Strips Custom Eye Enhancing Extreme Shimmer Shadow & Liner ($10) on his high-profile clients.