As of 2014, the Wheel Watchers Club was relocated from the Sony Rewards site and integrated into the Wheel of Fortune site (see link below).
The bonus answer is not available for that date. A link has been provided that will provide the answer for the most current and earlier puzzles from Wheel of Fortune
There are 2 sites as of 2014 that provided the daily answers: Wheel of Fortune Solutions http://www.wheeloffortunesolutions.com/bonuspuzzle.html The Gathering Spot (Sony Rewards board) http://w11.zetaboards.com/GatheringSpot/forum/53716/
Sites that keep track did not go back that early and they had many puzzles during a year's time.
"Friendly Wager" is the answer to the May 31, 2010 Wheel of Fortune bonus or final puzzle. A link has been added that has all the puzzles for the Wheel of Fortune May 31 2010 episode under the related link
Wheel of fortune bonus puzzles are won at the end of the show if solved in 10 seconds. The highest scoring contestant is the one who gets the chance to play the bonus puzzle.
see related question What were the July 2013 Wheel of Fortune bonus puzzles?
Person (COMPANY BIGWIG)is the July 2014 Wheel of Fortune bonus puzzles.
See related question What were the August 2013 Wheel of Fortune bonus puzzles?
See related question What were the August 2013 Wheel of Fortune bonus puzzles?
when
Young Prodigy was the Wheel of Fortune Bonus Puzzle for February 1 2013
A Packed House was the Wheel of Fortune Bonus Puzzle for January 29 2013
A Pause In The Action was the Wheel of Fortune Bonus Puzzle for April 2 2013
see related question for answersWhat were the December 2013 Wheel of Fortune bonus puzzles
See What were the July 2013 Wheel of Fortune bonus puzzles? Under related questions
It Was Bound To Happen was the Wheel of Fortune Bonus Puzzle for March 26 2013
Highly Profitable was the Wheel of Fortune Bonus Puzzle for April 8 2013