4 April is the 94th day of the year (95th in leap years). There are 271 days remaining.
- 2010: Preparations for the Masquerade Ball begin. Damon Salvatore interrogates and then kills Mason Lockwood. Elena Gilbert obtains the Moonstone from the well outside the old Lockwood property. Katherine Pierce makes Jenna Sommers stab herself and compels Matt Donovan to go after Tyler Lockwood and get killed by him.