CLEAN : Hong Kong Phooey kicks back into action at Sotheby's sale

The video discusses the Boundless 2015 event, highlighting the inclusion of Western street art at auction for the first time. It focuses on two invader pieces that are significant to the Hong Kong art scene, particularly the Hong Kong Phooey, a Kung Fu dog made of ceramic tiles by a French artist. This artwork, based on an American cartoon, was created for Hong Kong and installed in Happy Valley but was dismantled by authorities. The piece symbolizes Hong Kong's cultural diversity and melting pot nature.

How does the introduction of Western Street art at auction reflect the evolution of the art scene in Hong Kong?

Describe the circumstances surrounding the installation and dismantling of the Hong Kong phooey piece.