Story By: Jonathan Macias, Sub Editor: Joseph Golder, Agency: Central European News Video Credit: CEN/@leonabarrientos A stunning model and TV personality has undergone a bottom-boosting operation after fans criticised her “flat bummed” dance video. Gorgeous 39-year-old Chilean star Adriana Barrientos first shared a clip of her dancing to the reggaeton song ‘Gasolina’ by Daddy Yankee…