How can I replace the year of the created_at column with the current year dynamically ?

staging::=> select  to_char(created_at,'DD/MM') || '/' || to_char(now(),'YYYY') as when from users;

    when    

------------

 24/02/2014

 28/02/2014

 02/03/2014

 01/03/2014

 04/03/2014

 02/03/2014

 06/03/2014

 07/05/2014

 02/06/2014

 06/06/2014

 20/02/2014

 20/02/2014

 20/02/2014

 20/06/2014

 20/02/2014

(15 rows)

Can the same be done using any other clever trick ?