Christmas tune music to dogs' ears

It's music to the ears of dogs and the creators say it's a sure hit - but to those who are not canines, this Christmas hit is closer to The Sound of Silence.

Believed to be a world first, A Very Silent Night, by The Underdogs, was recorded as an SPCA fundraiser at the highest frequency possible on CD, so only dogs can hear it.

Lwindi Ellis, a spokeswoman for DraftFCB who thought of the idea, said: "Humans may be able to hear a few high-pitched noises - but it's not designed for us." MORE>>