The last poll said AOI I by a 4:3 majority.From that thread:
AOI I.
Leela's segment are the best 7 minutes of Futurama ever made.
"Not like you. Not like old, predictable, dull-as-dishwater Leela."
"Helloooo! New boots!"
"What are you hacking off? Is it my torso?"
[moist thud]
"It is! My previous torso."
"Hermes, quiet! I'm deducing things."
"So Fry, what do you think of the impulsive new me?"
"I like it."
"Good. Now let me just get the light."
[click]
"AAAAAAAAAAAAAAAAAHHHHHHHHHHHH
HHH!! ... I
really like it."
Comedy gold.