An all-new Doctor Who adventure featuring the Eleventh Doctor and River Song reimagined in the style of Roger Hargreaves! Geronimo! Dr. Eleventh and River Song take off on a daring and dangerous adventure to recover a lost item of great importance. These storybook mash-ups, written and illustrated by Adam Hargreaves, combine the iconic storytelling of Doctor Who with the whimsical humor and design made famous by his father, Roger Hargreaves. Dr. Eleventh continues this series of witty and tongue-in-cheek storybooks, each featuring one of the twelve Doctors.