The Ernest Cunningham Series, 3 Books Collection by Benjamin Stevenson
1.Everyone in My Family Has Killed Someone (Ernest Cunningham Mysteries #1) 9780063279032
2.Everyone on This Train Is a Suspect (Ernest Cunningham Mysteries #2) 9780063279087
3.Everyone This Christmas Has a Secret: A Festive Mystery (Ernest Cunningham Mysteries #3) 9780063412866 (hardcover)

Step into the sharp, darkly funny world of Benjamin Stevenson’s Ernest Cunningham Mysteries with this 3-book collection. Amateur sleuth and reluctant author Ernest Cunningham returns in three ingenious, self-aware whodunits packed with witty narration, twisty plots, and classic locked-room suspense.