Hollywoodedge, Head Bonk CRT2016602

This sound effect can be found on Cartoon Trax Volume 2, which was made by The Hollywood Edge.

Sound Effect Description

Head bonk.

The Backyardigans (Heard once in a high pitch in "Best Clowns in Town".)
Boohbah (Heard often in "Bubbles".)
The Cramp Twins (Heard thrice in "Sick Daze".)
Jakers! The Adventures of Piggley Winks (Heard once in a low pitch in "Return of the Raloo Rockers".)
Journey to Ernie (Heard once in a slightly high pitch in "Jungle".)
Little Einsteins (Heard once in a low volume in "Ring Around the Planet".)
The Mr. Men Show (Heard once in "Fruit".)
Sesame Street (Heard once in a slightly high pitch in "Journey to Ernie: Jungle".)
True and the Rainbow Kingdom (Heard once in "Rainbow Rescue!".)