Sign Along with Barney and Friends. Come back every Thursday for new videos! For more fun with Barney and all his friends, visit the Official Barney YouTube .\r<br>\r<br>If Youre Happy And You Know It. Barneys Music Box sings If Youre Happy And You Know It. For more fun with Barney and all his friends, visit the Official .\r<br>\r<br>\r<br>\r<br>Download our videos © El Bebe Productions Limited 0:04 If Youre Happy And You Know It 4:11 Hickory Dickory Dock .
