Frog and a Very Special Day (Max Velthuijs) Paperback / softback

 Frog is excited ? Hare has promised that today will be a very special day.  But when Frog decides to find out why,  none of his friends seem to know. Has Hare been playing a trick on him? No ? Frog has forgotten his own birthday! Luckily his friends haven't ? they're throwing him a surprise party to celebrate his special day.