She is widely known in the Philippines as the original artist for the song "Kapantay ay Langit", which was later popularized by Pilita Corrales.
Amapola's music career[2] began when she sang the love theme "Guihigugma Ko Ikaw" for the Azucena Pictures film Utlanan.
Amapola was awarded the key to Cebu City by then-Governor Manuel Cuenco to celebrate her work as Toy Orchestra Conductor, making her the youngest person ever to receive the honor.
On November 13, 1971, Billboard released news that Amapola had started her recording contract with Vicor Music Corporation.
She regularly performed on Manila television shows such as Stop, Look, Listen (as one of the weekly hosts), Eat Bulaga!, Superstar, Seeing Stars, Etchos Lang and Live with Pops and Martin throughout the 1980s.
Casting for the third film I Went to Your Wedding was changed when Amapola began her United States tour in Honolulu, Hawaii.
In 2005, she published Promising Skies, which received critical acclaim from New York Times best-selling author Ellen Tanner Marsh.
In 1990, Amapola played the role of Bloody Mary in the RVL Sun's Theater production of South Pacific (musical).