"Geronimo Stilton publicly insults famous Chef Ricardo on his cheese selection in his own restaurant. Geronimo Stilton cuts ahead of an elderly woman in line. Geronimo Stilton steals ice cream from a little girl. All around New Mouse City, the once upstanding Editor-in-Chief of The Rodent's Gazette is wreaking havoc. Could Geronimo be suffering amnesia? Is he mind controlled? Or has he finally joined the dark side? Only Benjamin, Thea, and Trap can...

"Geronimo Stilton, top reporter for The Rodent's Gazette, has a reputation of breaking the top news stories first to the citizens of New Mouse City. But lately, Sally Ratmousen of rival paper 'The Daily Rat', has been leaking Geronimo's secret scoop! Can Geronimo keep the lid on a surprise celebrity guest to the city's 100 year celebration or will Sally rat him out?"--Provided by publisher

"Sally Ratmousen, Editor-in-Chief of The Daily Rat and Geronimo Stilton's biggest journalistic rival, mysteriously disappears one afternoon on the way to her car after work. Her ace reporter, Simon Squealer, shows up at Geronimo's door with the troubling news ... and reveals that notorious mobster Barry the Moustache is behind her disappearance. Is he telling Geronimo the truth or is this fake news? If it's a hoax just to generate headlines, Geronimo...

"Geronimo Stilton is granted a special interview with the great Sourishi, who lives in isolation and rarely gives interviews. To reach him, Geronimo and company must take the Rodent-Express, a steam engine that zigs and zags across perilous terrain and steep mountains. But, during the journey, Bugsy Wugsy mysteriously disappears! Can Geronimo crack the case before the end of the line?" -- Provided by publisher