I think, he'll do it if you just pay all the development costs for all DeathSpank Episodes, that are going to be released in his life. Whew... don't know how much you would need to pay but hey: Munich.... I mean M.U.N.I.C.H., only the high society lives there :P

And the Treff (das meeting... crossover translation rocks) was my first idea I got when I read your name. Can't you get yourself a better nick? ;)