Paul McCartney signed bookA striking Paul McCartney signed book A Paul McCartney signed hardback copy of the singer's 2005 children's book, High in the Clouds. Paul McCartney has handsomely signed the book in black marker on the title page one of the boldest and largest Paul McCartney signatures you'll see. McCartney signatures are increasingly in demand following his landmark 2022 Glastonbury performance, which introduced a new generation to 'Macca' and the Beatles. High in