Spencer William Pratt (born August 14, 1983) is an American reality television personality. In 2007, he began dating Heidi Montag, a primary cast member of the reality television series The Hills. Subsequently, he came to prominence after being cast in the series. Their relationship ultimately ended Montag's friendship with fellow cast member Lauren Conrad. The ensuing feud among the three became the central focus of the series, and was carried through each subsequent season. The couple, collectively nicknamed "Speidi", married in April 2009. Later that year, they made controversial appearances on the second season of the American version of I'm a Celebrity...Get Me Out of Here! In 2013, Montag and Pratt competed as a single entity on the eleventh series of the British version of Celebrity Big Brother, and returned to compete as a single entity on the nineteenth series in 2017. Pratt formerly appeared on Wife Swap and The Spyson Hour, a weekly segment on the reality TV podcast Rob Has a Podcast. Early life Pratt was born August 14, 1983, in Los Angeles, California. He is the elder sibling of Stephanie, also a television personality. He attended the Crossroads School. Reality television career 2005: The Princes of Malibu Pratt first appeared on television in 2005 in the short-lived reality series The Princes of Malibu. As creator and executive producer of the series, Pratt acted in the role of "manager/publicist/agent/stylist" for series star Brody Jenner. 2007–2010: The Hills In 2006, MTV developed the reality television series The Hills as the spin-off of Laguna Beach: The Real Orange County. It originally chronicled the lives of Lauren Conrad, who appeared on its predecessor, her housemate Heidi Montag, and friends Audrina Patridge and Whitney Port. In 2007, Pratt began dating and later moved into an apartment with Montag, which led to the deterioration of her friendship with Conrad. During the third season, Conrad ended her friendship with Montag after she suspected that Pratt was responsible for rumors of a sex tape involving her and her former boyfriend Jason Wahler; the ensuing feud between the three carried through each subsequent season. After Conrad established companionships with Jenner and Frankie Delgado, he severed ties with both men. In August, Montag entered the music industry and began recording her debut studio album. Later that month, the song "Body Language" was leaked on the internet, and featured a rapped verse from Pratt. He later directed the