That is very possible! I don't have the files I need with me on this computer, but once I get on my laptop I'll be able to work on this. I do need to check out how to select a user's fave pet, specifically, so it might take some time. In the mean time, you should have a look at this thread :)
http://mysidiaadoptables.com/forum/s...ead.php?t=5116