Niki and Gabi Take YouTube and AwesomenessTV By Kayla Marra Niki and Gabi DeMartino are YouTubers and songwriters. They also happen to be twins! The girls began their YouTube channel in 2010 alongside their older sister, Alex. Their YouTube channel, “Niki & Gabi” has grossed over 9.35 million subscribers and nearly 1,201,000,000 views over the … Continue reading →