Gabriella DeMartino was born on the 5th of May, 1995 in the United States. She has pursued a career as a producer of YouTube videos, along with her identical twin sister, Niki. The Niki and Gabi channel started on September 3rd, 2012 with a video about Demi Lovato. Gabby later on started a separate channel (Fancy Vlogs by Gabi) where she uploads Vlogs for her audience's and shows us more aspects of her fashion styles, and her more private life.