Rewrite the lyrics to your favorite song to be about a completely different topic.
Weekly Creativity #207 | Flash Contest #44: Write a Scene in which You Meet Your Past or Future Self
Write a scene (story, poem, or play) in which you meet your past or future self.
Weekly Creativity #203: Write a Letter to Your Future Self
Write a letter to your future self. You could tell them about your current life, or even give them advice.