Some ages take a little longer to sink in. At 100, realizing that your grandchildren are retiring is enough to leave anyone with the same wide-eyed look as this koala.
This is a fun meme to share with someone celebrating a full century. It works especially well for a grandparent or great-grandparent who enjoys jokes about age and family.
At 100, the family tree has had plenty of time to grow. That makes the birthday even more special and gives everyone one more reason to enjoy the moment together.