Happy Birthday Clyde Jackson Browne (born October 9, 1948) is an American rock musician, singer, songwriter, and political activist who has sold over 30 million albums in the United States. Jackson Browne had his first successes writing songs for others. He wrote “These Days” as a 16-year-old; the song became a minor hit for the German singer and Andy Warhol protégé Nico in 1967. He also wrote several songs for fellow Southern California bands the Nitty Gritty Dirt Band (of which he was briefly