code: function() {
  	var id = this.uuid()
  		, fx = fxObj[id]
  
  	if (!fx) { return false }
  
  	delete fxObj[id]
  
  	this.fire('anim:pop', fx)
  	
  	return this.anim.apply(this, fx.from)
  }
docs: Implement a node API to reverse animations
  This function will return true if we have a reversible animation to run allowing for syntax like:
  this.popAnim() || this.anim()