Definition: In this task, you're given five sentences, numbered 1 through 5. Your job is to generate a title for the story that makes complete sense. The title must be short, with less than three words, use simple language, and include the main topic of the story.
Input: Sentence 1: I wanted a bag of chips from the vending machine. Sentence 2: I put my money inside the vending machine and press the keys. Sentence 3: However, there must've been some kind of glitch. Sentence 4: I didn't get one bag of chips, but two. Sentence 5: I can't complain.

Two for one.