What does Bellini Day mean?

Bellini Day meaning in Urban Dictionary

any occasion in special event of this prophet Bellini. A long time ago, prior to the Big visitors Jam, a guy called Bellini decided to go to the shop buying a jar of buttermilk. Pausing to gaze at majesty of an empty parking area, Bellini ended up being hit by a rock and died. On the site of their demise, a buttermilk tree miraculously sprouted.