Until midnight tonight, The Improbable Adventures of Sherlock Holmes, an anthology edited by John Joseph Adams, is on sale for only 1.99$ here.
Here's the blurb:
The game is afoot! Night Shade Books is proud to present the fantastic adventures of the world's greatest detective — mystery, fantasy, science fiction, horror, no genre can escape the esteemed detective's needle-sharp intellect and intuition. This reprint anthology showcases the best Holmes short fiction from the last 25 years, featuring stories by such visionaries as Stephen King, Neil Gaiman, Laura King, and many others.