In this task, you're given reviews from Amazon's products. Your task is to generate the Summary of the review.
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Question: Very disappointed got my package I needed for a party for tomorrow and opened the box to find nothing in the box

Answer: Very disappointed got my package I needed for a party for ...

Question: I purchased these as a gift and upset that two of the lights are not working. I know they were inexpensive but I still expect them to arrive functioning. The other two that work are very bright and fit perfectly on my bike.

Answer: I purchased these as a gift and upset that two ...

Question: The parts looked a lot like the oem parts I was replacing. Found a video online that walked me through it. Went together with no problems. Three months to the day later, my squeaking belt tensioner is back. Now I need another one and will have to fix it again. NOT happy about having to fix anything twice.

Answer:
Lasted exactly 3 months and the tensioner squeak is back