For one piece of music, he spent a few minutes getting the audience ready to help out with a song. He wanted them to do the catchy, fun part. He and Piercing the Darkness taught the occupants of the park shelter house how to sing the "La La La" chorus.
And though the crowd couldn't quite match the rocker's amplified voice, they did manage to keep up and sound good doing it, Shettler said.
"But the most important part of this song isn't the La La La's," he told the audience. "The name of Jesus was the most important part."
— To see reporter Mark Newman's Twitter feed, go to @couriermark.