A method for controlling a multimedia device can include capturing, by a camera, at least one person located around the multimedia device; displaying a first avatar that is created based on video data of the at least one captured person, by referring to first information stored in a memory; recognizing a specific gesture of the at least one person; entering a first mode to alter virtual clothing; detecting skeleton information of the at least one person when the specific gesture is recognized; and displaying a second avatar that is created based on video data of the at least one captured person and the detected skeleton information, by referring to second information stored in the memory, in which the first information for the first avatar is different from the second information for the second avatar, and the second avatar is altered by touching a body of the at least one person.