Pop star Lady Gaga is joining V magazine as a columnist. Her first column will appear in the summer issue, out May 12, 2011. Gaga has been included in Time magazine's annual Time 100 list of the most influential people in the world as well as Forbes' list of the 100 Most Powerful and Influential celebrities in the world. Forbes also placed her at number seven on their annual list of the World's 100 Most Powerful Women. In March, 2011, Lady Gaga hit 9 million followers on Twitter making her the most followed person on the website.