United Christmas, also known as UC, is the flagship event of STYF, typically held in December. Celebrating its 29th edition this year, UC has become one of the most renowned Christmas carol singing competitions in Karnataka. Over the past 28 years, the event has attracted participants from various parts of the state, bringing together churches to showcase their musical talents in a joyful celebration of the Christmas spirit. UC not only highlights the rich cultural traditions of Karnataka but also strengthens the bond of fellowship among the participating churches.