[Lea Verou]

Woops sorry!
The error I get is:
atabase error in vBulletin 3.5.0:

Invalid SQL:
SELECT ROUND(AVG(YEAR(NOW())-YEAR(birthday_search) - (MONTH(NOW()) < MONTH(birthday_search)) - (MONTH(NOW()) = MONTH(birthday_search) AND DAY(NOW()) < DAY(birthday_search)))) AS avgage FROM testvb_user WHERE YEAR(birthday_search)>0;

MySQL Error : You have an error in your SQL syntax. Check the manual that corresponds to your MySQL server version for the right syntax to use near '(NOW()) < DAY(birthday_search)))) AS avgage FROM testvb_user WH
Error Number : 1064