June Carter Cash was an American singer, songwriter, actress, dancer, comedian, and author who was a member of the Carter Family and the second wife of singer Johnny Cash. Prior to her marriage to Cash, she was professionally known as June Carter and occasionally was still credited as such after her marriage .
Michael Rubens Bloomberg is an American businessman, engineer, author, politician, and philanthropist. As of February 9, 2018, his net worth was estimated at $50.8 billion, making him the 7th-richest person in the United States and the 10th richest person in the world. He has joined The Giving Pledge, whereby billionaires pledge to give away at least half of their wealth.
Madonna Louise Ciccone is an American singer, songwriter, actress, and businesswoman. Referred to as the "Queen of Pop" since the 1980s, Madonna is known for pushing the boundaries of lyrical content in mainstream popular music, as well as visual imagery in music videos and on stage. She has also frequently reinvented both her music and image while maintaining autonomy within the recording industry. Besides sparking controversy, her works have been praised by music critics. Madonna is often cited as an influence by other artists.