After completing the game twice in both light and dark endings, talk to Atton and he will provide some funny dialogue in the first level when you meet him for the first time. When the PC asks he who he is, he will state "I'm Atton. Im not supposed to be in the game, but I got created last minute. Blame my agent. I was actually slated for a spin-off of Jedi Knight. But I dont want to talk about what happened *there*"referring to his character being cut as the MC in the early production of Jedi Knight: Jedi Academy. In addition to that line, as a female character when you first open the door he will say "Are you an angel?" then retracts and says "Aw im kidding. That was the worse line I've ever used. Hope some poor kid doesn't start using it" referring to the scene in The Phantom Menace where Anakin first meets Padme and asks if she's an angel.
And then there's these . . .