They eventually tied the knot in December 2014.
Katya recently made showbiz news when she revealed her encounter with a bratty young actress who sized her up from head to toe and asked who she was.
Antoinette is also a United Nations Environment Ambassador of Goodwill.
This was followed by appearances in the Kapamilya teleseryes Ningning, La Luna Sangre, and The Blood Sisters.
After Ang Iibigin Ay Ikaw, Polo was tapped to play character roles in his succeeding projects, including Encantadia 2005.