Remembered on her behalf roles in the Argentine comedy courses The Nut as well as the Campanelli, Vallejo also acquired a successful job being a theater performer, showing up in productions of Tangolandia and Middle World. She started her entertainment profession after earning a nationwide Argentine presenting and public speaking competition and subsequently on offer a agreement with Radio Un Mundo. She acted in the 1951 humor film Pocholo, Pichuca con Yo. Her relationship to jazz musician Oscar Aleman led to a daughter called India; via an previous marriage, she acquired a child called Carmen Selva. She and Ada Cornaro had been both well-known Argentine stars from the initial half from the 20th century.