snippet.rb

require 'rubygems'
require 'active_support'

class Foo
  def talk(arg)
    puts "talking about '#{arg}'"
  end
end

class Bar
  attr_accessor :foo
  delegate :talk, :to => :foo
end

bar = Bar.new
bar.foo = Foo.new
bar.talk('hi')

Demonstrating ability to pass arguments to methods that delegate.