But it said he had been forced to cancel his remaining performance dates for 2017.

有消息称，他不得不取消了2017年所有的演出安排。

Jeanne Kelly talks about the program. The 11 groups all study the same song, which makes it easy when a performance date nears.

珍妮·凯利介绍了这个项目组。 这11个合唱团都学习同一首歌，这使得演出日期接近的时候易于组织。