In a Facebook video, published on Monday 15 January, she wrote:
My daughter Lydia was watching Bo while I was in the shower. Came out to this.
If she didn’t have a guitar I don’t know if she would know how to babysit him. This is her go to.
It’s proof that music therapy works.
Bo is 25 months old and has a 12 word vocabulary.
Every word he has learned has been through music and singing.
The video quickly went very viral, with 38 million views, over 900,000 shares, and over a million reactions. People loved the inventive way Bo was learning new words, and the care his sister showed in engaging in a friendly activity with him.