They do it with mirrors
Agatha Christie
Miss Marple (6)
Travels with Myself and Another
Martha Gellhorn
Danse macabre
Laurell K. Hamilton
Anita Blake Vampire Hunter (14)
The Third Twin
Ken Follett
She, Myself & I
Whitney Gaskell
Snow Flower and the Secret Fan
Lisa See
Mrs. Dalloway
Virginia Woolf
Drive Me Crazy
Eric Jerome Dickey
Vanity Fair
William Makepeace Thackeray
Shopaholic and sister
Sophie Kinsella
Shopaholic (4)
The Great Gatsby
F. Scott Fitzgerald