I really wanna have those effects!
Possible this also can help you, dont know if its mentioned above.
More iChat Effects 2.0.4
if you want to uninstal then
to uninstall it go to ur mac system thingi and then click
library and coposition and find the effect and just delete it
if you're referring to Jackson's article on how to Improve Your Photo Booth With 90 Effects [Mac] then you just need to look for the links throughout the article. There is not one link for all 90 effects. Rather, Jackson highlights several different packages that add up to 90 effects total.
However, the article is almost two years old, so some material is outdated and links that no longer worked were removed. Here the ones that still work:
CatEye - direct download
MoreIchatEffects - direct download
Scan the article comments to possibly find more effects recommended by our readers.