Take one line from your favorite book/poem/song and use it to inspire a story.
Weekly Creativity #223 | Flash Contest #48: Start the First Line of Your Story/Poem with a Word Chosen Randomly from the Dictionary
Flip to a random page in the dictionary, pick a word, and start the first line of your story/poem with that word.
Weekly Creativity #222: Write the Same Short Story in at Least Two Genres
Write the same short story in at least two genres.