We relive most memorable ones in Vampire Diaries history here.
9.
We'll Always Have Bourbon Street
Not a great deal of new information was uncovered on this flashback episode, but it featured Lexi and New Orleans. Has to earn a spot on our countdown for that reason alone.
8.
The Cell
Why did Damon turns off his humanity? We learned about his relationship with Enzo on this episode.
7.
Children of the Damned
A terrific Season 1 episode. We saw how Mystic Falls turned on its vampire population during the show's second-ever flashback.
6.
Because the Night
It's punk Damon! This hour takes us back to the blood sucker in 1970s New York City.
5.
Katerina
What was Katherine's life like before she became a vampire on the run? We found out on Season 2.
4.
The Departed
All about Elena. "The Departed" marked the end of Season 3 and showed us that Elena actually met Damon before she met Stefan.
3.
The End of the Affair
We're off to 1920s Chicago on "The End of the Affair," which earns a high spot for one main reason: it introduced us to Rebekah!
2.
Ordinary People
What turns The Originals into The Originals? We go back in time on this episode and learn all about the Mikaelsons.
1.
Blood Brothers
Arguably the greatest episode in Vampire Diaries history. How did Damom turn into a member of the undead? The answer may shock you.
Oooh, you know I don't know. Every time we try and go on a date you get kidnapped, I get sent to a prison world, or your feelings get compelled away...