Fremantle will be “buzzing” on Monday as it becomes the official celebration hub in Perth to mark WA Day.The Port City’s free WA Day community event will showcase dragon dancers, unicorn stilt walkers and Latin music among the multicultural melting pot of entertainment that will transform Fremantle Fishing Boat Harbour and Bathers Beach into a long-weekend holiday hot spot.Fremantle’s turn to play host comes after the State’s major celebration in Burswood was pushed to November to avoid seasonal poor winter weather again spoiling the party.