At the Guardian Mitchell tagged ten of the best (unconventional) ghosts--"they may not necessarily scare, but they manage to haunt, long after the pages have been turned"--in literature, including:
Holiday in Alice Sebold’s The Lovely BonesRead about another entry on the list.
When murder victim Susie Salmon, played by Saoirse Ronan in Peter Jackson’s film version, ascends to heaven, she spies a distant entity galloping towards her. The figure turns out to be Holiday, her long-deceased dog, joyfully greeting his newly deceased owner. Did I bawl like a baby on reading about this particular reunion of ghosts? You bet I did.
The Lovely Bones is among Laura McHugh's ten favorite books about serial killers and Tamzin Outhwaite's six best books.
Coffee with a Canine: Judith Claire Mitchell & Josie.
The Page 69 Test: A Reunion of Ghosts.