Given reviews from Amazon, classify those review based on their content into two classes: Negative or Positive.

Q: I bought this air mattress to use while my new bed was being shipped from back east, the bed lost air every night and I woke up almost on the floor. I tried to send it back but it was impossible to get back into the box.

A: Negative
****
Q: Not what I expected, the first Transformers was the best. The special effects was great but acting was not, too bad.

A: Negative
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Q: I would definitely recommend Catch Without Arms to anyone that is a fan of alternative music. Some of my favorites are: Catch Without Arms, Zebraskin, and Hungover on a Tuesday. You owe it to yourself to pick this one up. 5 stars.

A:
Positive
****