I always get a kick when artists do a cover song or two in concert. Now, if you're George Strait or Alan Jackson, the need is not really there.

But if you're young whippernsnappers like the gang in Lady Antebellum, let your hipness show and do a fun ditty.

That's exactly what happened recently when the trio made a trek "Down Under" for a few shows in Australia. Here's the group covering the big pop hit by Goyte, "Somebody I Used To Know."