Pulling out his phone onstage, Brown called Katelyn and asked her to sing the song with him. Turning the phone around so she could see the entire crowd, Katelyn was somewhat shocked by the request.

In his oddly understated way, David Byrne is one of the most electrifying musicians of the last 50 years. Since he began experimenting with the idea of what a concert can be with Talking Heads' "Stop ...