Don't own Code Lyoko.

This is just a refresher course.

Hi, my name is Yumi (say Yuri and I'll kick you like I did Ulrich). Anyway, the author needs me to ask you a quiz question, but first I'm going to give the answer to Sam's question:

Odd said hi, blushed, and then kissed her.

That's the correct answer.

Now here's my question:

Which episode did I first started using the "offense/defense" line?