The illustration blog Today's Inspiration found this great illustration by Robert Watkins. I particularly love the look on the clarinet player's face as he waits for the flute player to see the mouse.
This is, improbably, the album cover for a military band: The Band of the Royal Netherlands Navy. How on earth these playful high-school band kids tie in with the Dutch navy is beyond me, but the illustration is hilarious.
Mice on your trombone? Come to Whidbey Island.