Just a random thought, but this site has a GREAT episode guide. Just click on the Episodes tab. If you know "about" what season an episode is in, or who the guest star is, or can tell by Liv's hair (LOL) you can search that way. Most of the most asked for quotes are there, as are episode descriptions, guest stars etc. If you have time you should browse the episodes, little light bulbs will go off and "ah, so THAT is the episode I was thinking of..