 On a more negative note , writer Seth Rogovoy describes " Wigwam " as a " bizarre , wordless vocal tune " . Critic Anthony Varesi considers the instrumentation on " Wigwam " to be an example of " horns misplaced " , and " evidence of flaws " in Bob Johnston 's production choices on Self Portrait . Pitchfork writer Rob Mitchum characterizes the song as " moaning along with the brass section " and " rather unpleasant " . 
