A mobile terminal and controlling method thereof are disclosed. The present invention includes a wireless communication unit configured to perform a wireless communication, a touchscreen having a front output unit exposed from a front side of the touchscreen and at least one lateral output unit exposed from a lateral side of the touchscreen, and a controller, if an event occurs, controlling an object to be displayed on the lateral output unit to notify that the event occurs, the controller controls a detailed information on the event to be displayed through at least one of the front output unit and the lateral output unit in response to a input to the lateral output unit. Accordingly, the present invention outputs an alarm indicating an occurrence of an event and facilitates a content or substance of the occurring event to be checked.