Basically, I got them off of www.gilmore-girls.net, but here are her screencaps!

She wasn't shown till the second half of the show, and that was tragic. She could have been the star...

Find her in this picture
http://www.lukes-diner.net/season3/15/124.jpg

She's a regular, old coot
http://www.lukes-diner.net/season3/15/127.jpg

Her hair!!!
http://www.lukes-diner.net/season3/15/128.jpg

She's got an 80's flip going
http://www.lukes-diner.net/season3/15/130.jpg

More

That look on her face is classic
http://www.lukes-diner.net/season3/15/134.jpg

Uh, return of the dead
http://www.lukes-diner.net/season3/15/158.jpg

I was thinking Exorcist
http://www.lukes-diner.net/season3/15/160.jpg

She's cheatin' on Mr. C!!! I bet it's that director guy from the Rain...maker?
http://www.stars-hollow.net/gallery/wbcaps/season3/15/10.jpg

I saw that episode lol.