Taylor Swift is Building Two Walls at her Beverly Hills Mansion

Singer Taylor Swift performs during New Year's celebrations on Times Square on Dec. 31, 2012, in New York. Emmanuel Dunand/AFP/Getty Images

Pop music superstar Taylor Swift is building two walls at her $25 million Beverly Hills mansion.

TMZ viewed the permit for the structures and reported that Swift is putting up a 6.5-foot cinder block wall near her front porch and another 7-foot retaining wall by her tennis court.