Itty has a mystery on her paws She must figure out why the mermaids of Lollyland have stopped singing in this twelfth Itty Bitty Princess Kitty chapter book. The mermaids of Lollyland, who usually sing all the time, have fallen silent. And Itty Bitty Princess Kitty is on the case. Working with mermaids can be tricky, though--they mostly keep to themselves and don't like to be disturbed. But Itty manages to befriend a mermaid named Aria,...