Christina Aguilera left fans absolutely stunned when she teased that she was potentially making her long awaited return to music over the weekend.MORE: Christina Aguilera oozes old Hollywood glamor in bombshell red gownHowever, the singer left absolutely no takers with her latest post, showing off a new look and officially putting the speculation to rest.She shared a picture of herself wearing a leather harness dress with a deep plunging neckline, and some see-through gloves.WATCH: Christina