Concepcion made several guest appearances in her mother's concerts and television shows. In 2003 became a product endorser both on television and in print ads. She also became an MTV Asia VJ.
In 2008, she was appointed by the United Nations World Food Program as National Ambassador Against Hunger, won the Nickelodeon Philippines Kids' Choice Awards for Pinoy Wannabe, and made her acting debut in Maalaala Mo Kaya entitled "Mansyon". She made her first movie via Star Cinema movie For the First Time together with GMA Networks Richard Gutierrez .Despite of the network war ,the two were given a chance to work together. The two promoted their film in both channels . The movie grossed PHP 78,982,290 on its first week making it the highest grossing opening weekend of a filipino movie for the year 2008 , the film ended up as the years third highest grossing movie with PHP 133,916,349 behind Sarah Geronimo s A Very Special Love and her mother Sharon Cuneta s Caregiver .. She won the best performance by an actress award for her role in the said film. In 2009, she starred in the movie When I Met U under GMA Films and Regal Films . The movie grossed a total of PHP 67 million