Political cartoonist Zunar is forced to cancel his exhibition featuring 50 pieces of his artworks due to alleged threats from a group of troublemakers.

Zunar, whose real name is Zulkiflee Anwar Ulhaque, was supposed to hold the event dubbed "Ketawa Pink Pink" tomorrow on Beach Street, from 8am to 12pm.

"With a heavy heart, I hereby announce the cancellation of my cartoon exhibition in Penang tomorrow because of threats from a group of troublemakers," Zunar said.

"Umno Penang has distributed posters urging their members to come and "visit" my exhibition...