Definition: In this task, you're given reviews from Amazon's products. Your task is to generate the Summary of the review.
Input: After about 6 months the metal bar that holds ball in place broke...then ball popped about 6 months later (I replaced this with a new ball from other brand)...now wheel housing broke and chair is completely useless...time to go on diet and buy a more durable brand

now wheel housing broke and chair is completely useless..