Serenade:noun: A musical performance given to honor or express love for someone, often by one person

Source: https://www.thefreedictionary.com/serenading

From: “What You Pawn I Will Redeem” by Sherman Alexie

“Honey Boy danced a slow circle around us and sang along with Willie. 

“Are you serenading me?”  I asked him.”

Serenade is used by the author to jokingly describe how Honey Boy is dancing, in a possibly romantic manner, with the protagonist.