The four song EP features two tracks from each group and represents iTunes’ new Foreign Exchange series. Both bands provide covers of each others songs as well as their own version: “Guten Tag” and “When Your Heart Stops Beating” respectively.

You can preview or purchase all four songs here.
Source

The four song EP features two tracks from each group and represents iTunes’ new Foreign Exchange series. Both bands provide covers of each others songs as well as their own version: “Guten Tag” and “When Your Heart Stops Beating” respectively.

You can preview or purchase all four songs here.
Source