In this task, you're given a context passage, followed by a question that needs to be answered. Based on the paragraph, you must write unambiguous answers to the questions and your answer must refer to a specific phrase from the paragraph. If multiple answers seem to exist, write the answer that is the most plausible.

Let me give you an example: Tracy slept awkwardly on their new bed and was having some pain, so Tracy cracked her neck.
Question: What did Tracy do with her neck?
The answer to this example can be: crack her neck
Here is why: The output phrase perfectly answers the question and is explicitly mentioned in the passage as well.

OK. solve this:
It's part of Will's plan to drive his parents crazy . She manages to hold in the giggle until she's safe in Will's room , door closed , her back pressed against it . She covers her mouth with her hand but Will still wakes up , giving her a sleepy smile that makes her forget he's sick . He doesn't say anything , just quirks an eyebrow at her and she bounces across the room , into the bed . Carefully because he hurts more now than he did when she met him just two weeks ago and he hasn't had morphine in several hours .
Question: What may be her reason for giggling when she entered Will's room ?
Answer:
She was excited to sleep with him .