McConaughey -- Surfer Doodie

10/13/2008 2:05 PM PDT BY TMZ STAFF
The only thing that stinks more than Matthew McConaughey's last film "Surfer Dude" -- his septic tank.

The shirted 38-year-old got his hands dirty by getting rid of the waste from his trailer this weekend.

Despite what you may have heard, life in Malibu can be crappy.