Micheal left "due to circumstances outside the house" was the officail line. It was also 2 1/2 hours after viewers saw him do what looking like releaving sexual frustration (sorry can use the correct wording) over Elita's pillow.
An artical in a Norwegain newspaper revelled the truth behind him being removed from the show.
http://www.vg.no/pub/vgart.hbs?artid=271947
It appears he forgot to mention a jail sentance he got for violence in 1998. The victim a man of 50 working in a kebab shop was paralised from the neck down for which Michael Wibecan received a 16 month jail sentance and was ordered to pay compensation of 1.2 Million NKr (Norwegain Kroner) , a friend of the victim claims it hasn't been paid.