内容简介：
." the rock hopper penguin chuckled softly to himself, turned away from the diner, and disappeared into the fog. A moment later the lights in Smiling Sally's Diner went out." Could famous penguin detective Mr. Pin be involved in a crime? In another case, Cubs manager Walter Wavemin needs Mr. Pin's help. Chicago sees double in the two pun-filled mysteries. "Lively plotting, staccato, deadpan delivery in whimsical parody of Dashiell Hammett; an economical style and carefully controlled repetition of ideas and phrases . and an engaging hero . genuinely funny, brief mysteries."-Kirkus "Kids will like this penguin detective."-ALA Booklist