His first television appearance was in an ad campaign, "My First Bra", where Eliana only appeared as an extra. At age 13 after attending a test, Eliana was chosen to join the group The Patotinha, in 1986. He was in the group for four years, where he was very successful with the song "Baile dos Passarinhos".
In 1990, at age 17, was invited by Gugu Liberato to join the group Banana Split, great success at the time. In issuing the SBT had Eliana's career a big boost because it was gradually detaching themselves and their appearances on What is the music program, attracting the attention of Silvio Santos, who invited her to audition for presenter.