The rascals from the world s friendliest family circus are back in the second installment of this smafunderful * fully illustrated series.Everyone knows Sir Sidney s Circus is the best in the world. But who s the "star" of the show? "The Circus Times "is having a contest to find out. Just thinking about it gives Sir Sidney a worrywart, and it s quickly clear why. Soon after he goes off to rest, the performers start thinking too much about winning the trophy and not enough about putting on a good show.Meanwhile, it looks as if ringmaster-in-training Barnabas Brambles might need some help managing the crew, so Bert and Gert, the sly brother-and-sister mice who travel with the show, set out to write a book to teach him how it s done.Does Bert and Gert s plan work? And who" is" the star of the circus? All will be revealed in "The Greatest Star on Earth."*Kirkus Reviews"