Birthday Bash

Sweet on the inside, loud and smashable on the outside. 
What am I? https://www.centurysquare.com.sg/highlights/
[DESIGN-A-PINATA COMPETITION] 
Vote for your favourite Pinata entry by clicking a “Like” 
on the post and stand a chance to win $100 AsiaMalls Vouchers!
Voting ends on 22 June, 11:59pm.