Definition: In this task, you're given reviews from Amazon's products. Your task is to generate the Summary of the review.
Input: I'm not sure this product is the real thing :/ I wore it out this weekend (with a hat!) and when I woke up Monday morning, my skin was covered in dark spots and was really tender like it was burned. I never experienced anything like this when I bought it from my dermatologist.

my skin was covered in dark spots and was really tender like it was burned