There are so many different ways of saying hello, as Maisy finds out when she goes for a walk and meets some new friends, including a lion, and some old friends too, a very fierce sounding Tallulah; It's someone's birthday today, because Maisy is making a very special chocolate birthday cake; Maisy and her friends are going on a very special train journey, all around the world!; Maisy, Tallulah and Cyril are giving each other piggy back rides, and when Charley comes along he wants to join in too. But he's too big, and it's only Eddie who can save the day.