var ornamentCopyAnim = this.ornamentCopy[0].animate([ {opacity: 0, offset: 0}, {opacity: 1, offset: .6}, {opacity: 1, offset: .75}, {opacity: 1, offset: .9}, {opacity: 1, offset: 1}, ], { fill: 'forwards', duration: 1000, easing: 'cubic-bezier(0.215, 0.610, 0.355, 1.000)', delay: delayTime * 1.2 }); ornamentCopyAnim.onfinish = function(e) { console.log('done'); console.log(e); };