The Jillian Dempsey Spot Stick Concealer in Light-medium with yellow undertones is a must-have for anyone looking for natural and flawless coverage. Lulu, the reviewer, was impressed by the compact size of the concealer, making it perfect for on-the-go touch-ups. Lulu demonstrated the coverage of the product, showing how it effortlessly blended into her skin like butter. Despite its lightweight formula, the concealer provided excellent coverage without appearing cakey or heavy. Lulu was amazed at how natural and beautiful her skin looked after applying the product. She even questioned if anyone could tell she had anything on. Overall, Lulu highly recommended the Jillian Dempsey Spot Stick Concealer for its perfect size, natural coverage, and lightweight feel.