María de los Ángeles Becerra is an Argentine singer and former YouTuber and is the first Argentinian female singer to sing at the River Plate Stadium last March 22nd and 23rd, being also the first Argentine female Artist Singer to sold out those two consecutive Stadiums. She has been dubbed as "a leading voice in Argentina's urban pop movement".

Martina Stoessel, known professionally as Tini, is an Argentine singer, songwriter, actress, dancer, and model. She began her career as a child actress, by appearing on the Argentine children's television series Patito Feo (2007). Stoessel rose to prominence and emerged as a teen idol for her leading role in the Disney Channel Latin America telenovela, Violetta (2012–2015), and reprised the character in the series' sequel film Tini: The Movie (2016). While on the program, she achieved success on the Latin American and European charts with multiple soundtracks.