I Am Your Father (Star Wars)

Darth Vader: Obi-Wan never told you what happened to your father!
Luke Skywalker: He told me enough! He told me you killed him!
Darth Vader: No! I am your father!
Luke Skywalker: No! No! That's not true! That's impossible!
Darth Vader: Search your feelings! You know it to be true!
Luke Skywalker: NOOOOOOOO! NOOOOOOOO!