Do you hear what I hear?

These songs on YouTube are bookmarked and the boys listen to them over and over.

"Who is on the Lord's side?" http://www.youtube.com/watch?v=LoNFLYJOnBw

"Complete in Thee" http://www.youtube.com/watch?v=W2jLxiYRvtc

"In Christ Alone" http://www.youtube.com/watch?v=vSLrRqC7nf8