Horn played in New Orleans from 2006; he spent one season with the Atlanta Falcons in 2007 after singing a four-year, $15 million contract with the team. Horn announced his retirement from pro football on June 25, 2010, two days after singing a contract with the Saints. He finished his pro career with 603 receptions for 8,744 yards and 58 touchdowns in 163 NFL games. Horn was part of a lawsuit filed against the NFL, alleging the league failed to protect and treat players from head injuries. Horn has six children with his wife and is the owner of his own line of barbecue sauces called Bayou 87.