I thought this was pretty cool. I had never heard of anyone singing the same song to their pet every day. I guess it's similar to a parent singing a familiar lullaby to calm a child.
YouTube Description: "Rev's song I've sang this to him since he was a pup....his response to it is
pretty adorable. The city noise at the beginning of the song wakes him up from
his sleep and..."
I like it.
If you're curious, the song is 'Make You Feel My Love' by Adele.