# File lib/twitter/client/tweets.rb, line 157
      def retweeters_of(id, options={})
        ids_only = !!options.delete(:ids_only)
        response = get("1/statuses/#{id}/retweeted_by#{'/ids' if ids_only}", options)
        format.to_s.downcase == 'xml' ? response['users'] : response
      end