Some of the phrases that I remember from H-B's cartoons -
Yabba Dabba Doo!
Jane, stop this craaaazzzzy thing!
Hey, Queeksdraw...
Smarter than the average bear!
Heeeeyyy, Boo-Boo! A pic-a-nic basket!
Oh mah darlin, Oh mah darlin, Oh mah darrrrrrlin Clementine (Huckleberry Hound)
He's actually a relative of mine. I've never met him, but I am related to him distantly. I'm a Barbera, I believe he was a cousin of mine. He probably never knew I existed but thats alright. Definitely a great loss to not only my family but also to all others who grew up watching his works.