There was just a commercial on tv for getfreshwithafriend.com. Maybe it's just my perverse mind, but I don't think the company realizes exactly what it's advertising to the public.

Some other good ones are -
penisland.net
effoff.com
and let's not forget ipedo.com

Post domain names that are unintentionally amusing/hilarious~ also, if you've ever had an idea to use an amusing domain name, share what it would be and what the site would be for.