What is "thingee"

Thingee is a puppet which was used as an unofficial ambassador and icon for New Zealand children's television during the 1990s, appearing in multiple television shows such as The Son of a Gunn Show, and also children's programme, What Now. He appeared on T-shirts, dolls, puzzles and advertising all over New Zealand. He is rumoured to have been voiced by After School camera operator and director Alan Henderson.