Reality Tv stars Spencer Pratt and Heidi Montag are splitting up for a new show.

The former The Hills stars have signed up for a new episode of Celebrity Wife Swap with Olympian Amanda Beard and her husband.

Pratt will spend a week living with Beard, while Montag will hang out with the sportswoman's husband, photographer Sacha Brown.

The episode will air in America later this month (Jun14).