Jesus and Superman get it on in Argentina...
Mauro Guzmán, représente l'artiste en Christ qui embrasse sur la bouche un superman en costume

Here is the best picture of a controversial art work I can find, being displayed in an art exhibition in Rosario, Argentina.

The Catholic Church is none too happy with this display. Fortunately the artist is living in 2008 outside the Vatican.
more here Superman embrasse le Christ: un scandale!
and here Cristo y Superman