Definition: In this task, you're given reviews from Amazon's products. Your task is to generate the Summary of the review.
Input: We can't use the waterproof camera case because it is missing the o-ring. A simple few cent part that no one can seem to ship me so I don't have to return my grandson's birthday gift. This is outrageous and I am extremely dissapointed especially since I have given Amazon and VTech so much business over the years. I am in total disbelief that I have to go through all these hoops just to get a simple fix.

We can't use the waterproof camera case because it is ...