Middlesex, by Jeffrey Eugenides, narrated by Kristoffer Tabori, is today's $7.95 audiobook at Audible.
You can also still get all the previous day's deals:
The Alchemist: A Fable About Following Your Dream, by Paulo Coelho, narrated by Jeremy Irons
Packing for Mars: The Curious Science of Life in the Void, by Mary Roach, narrated by Sandra Burr
Watership Down, by Richard Adams, narrated by Ralph Cosham
The Ice Limit, by Douglas Preston and Lincoln Child, narrated by Scott Brick
Life of Pi, by Yann Martel, narrated by Jeff Woodman
Also,
Elizabeth Adler Beach Listens are all $7 ($4.90 for subscription members).