static void Main(string[] args)
{
TubbyPhone tubbyPhone = new TubbyPhone();
Teletubby Lala = new Teletubby("Lala", tubbyPhone);
Teletubby Poo = new Teletubby("Poo", tubbyPhone);
Teletubby Dipsy = new Teletubby("Dipsy", tubbyPhone);
Teletubby TinkyWinky = new Teletubby("Tinky Winky", tubbyPhone);
tubbyPhone.SayHello();
tubbyPhone.Play();
tubbyPhone.TimeForTubbyCustard();
tubbyPhone.Play();
tubbyPhone.SayByeBye();
Console.ReadKey();
}
public Teletubby(string name, TubbyPhone tubbyPhone)
{
_name = name;
tubbyPhone.Attach(this);
}