The Ideas Pirates : A Frequent Flyer Twins Mystery

'Slipper orchid' was the clue. But is it a flower, a pirated cassette or a group of smugglers? Pirated cassettes, tiger bones for traditional Chinese medicine, and the T-shirted gnome interest the sleuths Amy and Christopher as they leave Singapore's Changi Airport. Along the way, they discover some idea pirates and solve a mystery.