Tutorial: https://www.youtube.com/watch?v=TwADzrr2hFI

<script>

// Replace 15 with your desired number of clicks

let stickerCount = 0;
$('.class-of-items-user-will-click').on("click", function() {
  $(this).off("click");
  stickerCount++;
  //Check if all stickers have been clicked
  if(stickerCount == 15){
    $('.class-of-item-with-click-interaction').click();
  }
});

</script>