Hook makes it abundantly clear that he has no wish to celebrate his birthday because it serves only as a reminder that he's growing older. Later, Peter fools Smee into taking a bottle of spring water that supposedly will give eternal youth to whoever drinks or bathes in it. The ruse is made convincing when Hook tests it on Short Tom and Peter switches the parrot for an egg while the Captain sleeps. Soon Hook is off chasing the source of the water, but what will happen when he learns it was all just a cruel prank? (thetvdb.com)