Last month, two stunning sisters demonstrated their singing skills on YouTube.

Together they performed an Easter concert of the world-famous hit song “Hallelujah” and impressed many online users.

10-year-old Cassandra Starr sang her world-famous hit “Hallelujah” with her 19-year-old sister Callahan last month. The song was first performed in 1984 by Canadian musician Leonard Cohen.

Their singing concert has already had success on the Internet, and by that day it has attracted more than 4 million viewers, and it is praised for its performance with the whole world.

Listen to the beautiful singing of sisters Cassandra and Callahan, which together performed the world-famous hit “Hallelujah”.