KC Concepcion's sweet graduation message to half sister Frankie Pangilinan

Actress-singer KC Concepcion is one proud sister to Frankie Pangilinan who recently graduated high school.

Frankie is the daughter of Sharon Cuneta with Senator Kiko Pangilinan, while KC is the child of the Megastar with her ex-partner Gabby Concepcion.

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In a heartfelt Instagram post, KC was feeling a bit emotional because Frankie is growing up so fast.

She wrote, “It's your high school grad and I'm extremely proud of you for getting this far!!! I'm so sad in a way cuz you're no longer the little girl I first loved, but I'm excited to share new adventures- more early morning donut runs etc with you!! Especially when we both find ourselves in!!! Love you Kakie!!! Congratulations luv!!! College is coming @frankiepangilinan”

According to Sharon Cuneta, her daughter will be pursuing a college degree in New York City, just like her Ate KC, who went to Paris to study as well.

The latter graduated with a degree in International Communications from the American University of Paris.