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: Jenny's Stickers. Sentence 1: Jenny learned to potty two weeks ago. Sentence 2: Her mother was able to teach her rather quickly. Sentence 3: Jenny mother would give her a pink sticker every time she potted. Sentence 4: Soon Jenny wanted to potty all the time for a sticker.
A:
Her mother had to come up with a new good behavior gift for Jenny.