Jason Segel, multitalented actor, writer, and musician, teamed up with New York Times bestselling author Kirsten Miller for his first middle-grade novel, Nightmares! (en) – Die Schrecken der Nacht! (de) and to promote his creation he attended an autograph-session at Hugendubel KaDeWe on November 17, 2014 in Berlin.
The book is the first one in a trilogy about a boy named Charlie and a group of kids who must face their fears to save their town.