Detailed Instructions: In this task, you're given the title of a five-sentence story and the first four sentences. Your job is to write the last sentence of the story such that it seamlessly connects with the rest of the story.
Q: Title: Rex's Rare Find. Sentence 1: Rex had a large comic book collection. Sentence 2: He loved adding to it by visiting garage sales and swap meets. Sentence 3: At one sale, he stumbled across a rare first edition comic. Sentence 4: He had it appraised and it was worth several hundred bucks.
A:
That lucky comic book became the jewel of his collection.