Amazing singers turn iconic 'Shrek' song into moving ballad

Singers Glenn Murphy and Ronan Scolard have done a raft of popular covers, including a medley of some of Ed Sheeran's best songs from his new album.

This time they're back with a slowed down version of 'I'm a Believer' by the Monkee's - famous for being used in the original Shrek film.