Breakthrough star Belle Mariano stuns in a little black dress accentuated with a red sweetheart neckline as she hosted her 21st birthday celebration.

The actress posted photos taken before the party started and captioned them "Last night".

Her actual birthday is 10 June.

Aside from acting, Mariano is also pursuing her music career as she is set to release a two-part album under the StarPop music label.

The first part "Somber" will be released on 23 June while the second part "Solemn" is set to come out next year.

See more photos here: