Absolute Anime

Can anyone help me find the anime wish its by clamp its a manga too but there is an anime serises to it and i want to download it badly.. so if you know where i can find it plz tell me

is it X? I don't know, it was the first name that came in my head when I read it's from clamp and it's a mangá too....
well.. there's xxx Holic.... there are a lot.... but... hm.... this site I got here in the forum......
http://www.crunchyroll.com
I saw there that there are some clamp's animes....