He did not get his mind controlling yodeling powers from the Friends, but Wesley is a middleman for them because 5,000 Texas Longhorn souls a night would satisfy them. His theft of Maggie's ranch friends was their original test for Slim, to see if he had the potential to be more than a Harmless Villain. Though he succeeded in that case, his inability to see Buck save the day and have three cows and a farm full of animals defeat him disgusted the friends. Therefore, he was abandoned to his imprisonment, as the Friends decided nothing on this world interested them.
- His counterpart from an alternate version of the world in the realm of the Wasteland was of greater interest seeing as he was a more intimidating, undead rustler.