The Importance of Being Earnest by Oscar Wilde preformed by James Marsters, Charles Busch, Emily Bergl, Neil Dickson, Jill Gascoine, Christopher Neame, Matthew Wolf is free at the moment on Audible
http://www.audible.com/pd?asin=B007PE2WJ6
Not sure if its US region only or all regions, also not sure if it is only free for current subscribers, if you can confirm it's available to all please post back.