Please follow the simple steps below and this should restore your game.
1. Log into Facebook.com
2. Open your Privacy Settings
3. Edit Settings for Ads, Apps, and Websites
4. Click Edit Settings in Apps you use
5. Find the ClapAlong listing (ie: ClapAlong, Batheo, Castlot, Loark, etc)
6. Click the X to remove the application. Do not block the app, simply remove it.
7. Return to http://www.clapalong.com
8. Click on the Sign In button
9. Select the FB icon and you will be prompted to authorize the app again
10. Click on the change located below Send me email
11. Using the drop down menu, select the second option for anonymous email
12. Click Allow