Punjabi actress and daughter of Kirti Kisan Union leader Baldev Singh, Sonia Mann joined Aam Aadmi Party on Sunday in the presence of party chief Arvind Kejriwal. Other than the Punjab films, Sonia Mann has also worked in several Malayalam, Hindi, Telugu and Marathi films. She also made her debut in Hindi movies with Kahin Hai Mera Pyar in 2014.