Jessica is highly impressed with the Celestial Lust Pearly Cream Shadow in Lace grace color by Jason Wu Beauty. She describes it as a product that is so good, she feels the need to share it with others. Jessica mentions that she has applied the cream shadow on her eyes and is going to demonstrate how she applies it. Although she doesn't explicitly mention the benefits, her enthusiasm and excitement suggest that the product is of high quality and delivers excellent results. She doesn't mention any potential drawbacks, indicating that the product may not have any significant issues. Overall, based on Jessica's review, the Celestial Lust Pearly Cream Shadow appears to be a highly recommended cosmetic product.