She recorded her coronation single, a cover of Mariah Carey's "Through the Rain", and a version of Peter Allen's "Don't Cry Out Loud".
[3] On her second studio album I Care (2006), Go collaborated with international producer and songwriter Christian De Walden, experimenting with genres that infuse Filipino music and eclectic styles of dance.
In addition to her studio work, Go has recorded songs for soundtracks, including "Ikaw Lang" from Endless Love (2010) and "Wagas" from the 2013 titular series.
She and Christian Bautista collaborated on "Pag-ibig na Kaya" for the Filipino-dubbed South Korean series Princess Hours (2007),[12] and she has covered George Benson's "In Your Eyes" for the 2010 film of the same name.
[13] Her theater work encompassed featured appearances on cast recordings for Miss Saigon's 2014 West End company, and the 2018 Hamilton-related song series titled Hamildrops.