The Brief Hundreds gathered at St. Joseph Church in Waukesha for its first Mass since January renovations. Parishioners and church leaders celebrated returning to worship together in the updated space. On Saturday, hundreds gathered inside Waukesha's St. Joseph Church for a bilingual Mass. The historic church is Waukesha's oldest Catholic church, built in the 1800s. "It's about praising God and making this a place where the community comes together to praise God," Widder said.