An actress from the United States starred in Joy.
 Mid-20th-century American pop stars such as Bing Crosby, Frank Sinatra, and Elvis Presley became global celebrities, as have artists of the late 20th century such as Prince, Michael Jackson, Madonna, Whitney Houston, and Mariah Carey
 She wrote the book "Joyful: The Surprising Power of Ordinary Things to Create Extraordinary Happiness", and gave a TED talk on the subject, titled "Where joy hides and how to find it

