"Hello World" is a song written by Tom Douglas, Tony Lane and David Lee, and recorded by American country music group Lady Antebellum. It was released in October 2010, as the fourth and final single from their album Need You Now (2010). The song was scheduled to be released to country radio on October 4, 2010, but debuted on the Hot Country Songs chart at number 53 one week prior to its official release. "Hello World" was performed at the 2010 CMA Awards.