Yes, many people know the lyrics to the song "Do They Know It's Christmas?" by the Band Aid charity group. The song was first recorded in 1984 to raise awareness and money for famine relief in Ethiopia. It features a variety of famous singers, including Bono, George Michael, and Sting. The lyrics mention the hardships faced by people in Africa, and the chorus encourages people to spread love and joy during the Christmas season. The song has become a classic holiday tune and a reminder of the importance of giving back.