Given the task definition and input, reply with output. In this task, you're given the title of a story consisting of five sentences, numbered 1 through 5. Your job is to determine which two sentences need to be swapped sentences in order to make a story that makes complete sense and is befittingly titled. Indicate your answer using the numbers of the two sentences in order, such as '34' or '25'. The first digit refers to the sentence which should come first in the story.

Title: Stickers. Sentence 1: She thought they looked very pretty. Sentence 2: She stared at them in awe. Sentence 3: She asked if maybe they would cause an accident. Sentence 4: She stuck them to the bumper of her car. Sentence 5: The stickers glittered in the sunlight.
15