The _Official_ Monster Raving Loony Party (http://www.loonyparty.com/), you mean?
Wikipedia (of course) has a page on it (https://en.wikipedia.org/wiki/Official_Monster_Raving_Loony_...) and also has a list of frivolous political parties worldwide (https://en.wikipedia.org/wiki/List_of_frivolous_political_pa...)