The background music of Xiao Guo Guo's video in Paris is Hero Age. Paris, a Paris-based food blogger who has lived in Paris for ten years, has many fans in Tik Tok and Mile Mile, and his videos usually record his life and food in France. His video background music is downloaded from websites like Aigei. com, where there are many free soundtracks and short video music, and the most commonly used one is Hero Age.