BB Gandanghari and Angie King joined the #10YearChallenge on Instagram.
The two celebrities saw it as chance to reflect on their growth as trans women and celebrate how far they have come in their journey.
BB Gandanghari, formerly known as action star Rustom Padilla, posted her then-and-now photo on the anniversary of her transformation.
Her caption read: "THIS IS IT... Becoming Gandanghari [butterfly emoji] [two hearts emoji] [kiss mark emoji]
"'Rustom is Dead...' 10 years On!! 01/16/2009-01/16/2019"
She included the hashtags: "#Transformation," "#LifeAfterDeath," "#Authentic," "#Journey," "#Humanity," "#Transgender," "#Actress," "#Advocate," and "#Empowerment."
The now U.S.-based actress famously came out during an episode of Pinoy Big Brother Celebrity Edition 1 in 2006.
BB Gandanghari publicly opened up about his sexual identity for the first time to his fellow housemate, Keana Reeves.
READ: Top 15 most memorable Pinoy Big Brother moments
As for Angie, she shared a throwback photo of herself sporting a wig and wearing a red dress.
A celebrated car enthusiast, she was then still known to the public as Ian King.
She wrote, "Late to the party but here is my 10 year challenge photo.
"Thank God I have come a long way [flying kiss emoji]"
Angie made headlines in 2016 when she and spouse Joey Mead announced her husband's "Freedom."