A mobile communications device including an interchangeable covering addition for display and key reorientation is provided. A body encases a first set of electronic components. A display screen with a default display orientation and a first plurality of input keys are disposed on the body and are coupled to the first set of electronic components. Each of the input keys has a default function and is designed to be used in a default input orientation complementary to the default display orientation. An interchangeable covering is designed to at least partially cover the body. The interchangeable covering has a second plurality of input keys and a second set of electronic components. Data and/or logic stored in the second set of electronic components is to at least facilitate redefining of the function of at least one of the first input keys and re-orienting the display and the first inputs keys to second complementary orientations.