(forgive if this has been posted previously, but a quick use of the "search" function didn't find anything
Nike has a limited time program where you can get pre-recorded wake-up calls from athletes, including the lovely Ms. Sharapova (Alex Rodriguez, too, for those who would be more excited about that, like me!).
Story: http://www.thejournalnews.com/apps/pbcs ... 8/SPORTS01
direct link to Nike site: http://188.8.131.52/