BERLIN, GERMANY - MARCH 10: Sina Tkotsch and Sarah Tkotsch attend the JT Touristik Celebrates ITB Party on March 10, 2016 in Berlin, Germany. (Photo by Franziska Krug/Getty Images)
BERLIN, GERMANY - MARCH 10: Sina Tkotsch and Sarah Tkotsch attend the JT Touristik Celebrates ITB Party on March 10, 2016 in Berlin, Germany. (Photo by Franziska Krug/Getty Images)