Heidi Blair Montag (born September 15, 1986) is an American reality television personality and singer. She is known for starring on the former MTV reality series The Hills. At one point, the series, which aired from May 2006 through July 2010, followed the life of her former friend and housemate, Lauren Conrad, then later followed Kristin Cavallari, another friend to Montag.
Heidi's first studio album, Superficial, was independently released on January 11, 2010. She is currently working on her second album.
During The Hills, Montag began dating then-cast member Spencer Pratt. In November 2008, the couple eloped in Mexico, though they later married in the United States in April 2009. In July 2010, Montag filed for divorce, after fifteen months of marriage to Pratt.