Vampire Diaries - Damon & Elena - I want wewe back

Number 5:
1x14 Fool me once

Stefan helps Elena and Bonnie out of a dangerous situation when they are both kidnapped kwa Ben and Anna. Meanwhile, Jeremy asks Anna to a party in the woods, unaware that she has her own reasons for wanting to meet him there. When Stefan, Damon, and Elena work together with Bonnie and Grams to open the tomb of Katherine Pierce, everyone is shocked kwa what they discover.

Number 4:
1x11 Bloodlines

After surviving the horrific car crash, Elena, still shaken kwa her resemblance to Katherine Pierce, is rescued kwa Damon who takes on her on a road trip to Georgia where he meets...

Katherine Pierce
Katherine Pierce (born Katerina Petrova) is a vampire from the Salvatore brothers' past in 1864 and the main antagonist of the first 7 episodes ofThe Vampire Diaries in Season Two. She had compelled Stefan to drink her blood, and Damon did it willingly and they got shot while trying to save her from being taken to the tomb to be destroyed. It was later revealed that she created most of the tomb Wanyonya damu and later sent her Marafiki and family to their deaths just to fake her own.
This character is a member of the Pierce Family.

Early Life
Katherine's human life is vague other than...