Kory Sheets Kory Gerren Sheets ( born March 31 , 1985 in Manchester , Connecticut ) is a gridiron football running back for the Saskatchewan Roughriders of the Canadian Football League . He was signed by the San Francisco 49ers as an undrafted free agent in 2009 . He played college football at Purdue . Sheets has also been a member of the Miami Dolphins and Carolina Panthers . Early years . Sheets played for Bloomfield High School , leading the team to a Connecticut State Championship as an all - purpose back . In his senior year , he had 2 , 588 rushing yards and 41 touchdowns in being named the state Player of the Year by " The Hartford Courant " as well as an all - conference selection . Sheets was also named to the 2003 Connecticut High School Football All - State team by the " New Haven Register " . Sheets also earned All - State and All - American honors in track and field , while coming out of high school as the No . 23 all - purpose back in the country by Rivals . com . College career . Sheets attended Purdue University , where he played for head coach , Joe Tiller . He majored in Organizational Leadership and Supervision . Despite limited playing time , Sheets finished fifth in the Big Ten with 5 . 5 yards per carry ( players with over 100 rushes ) and ended up with 104 carries for 571 yards . With an average of a touchdown per 10 . 4 rushes , he tied with Minnesota running back Laurence Maroney for the lead in this category . Sheets also added 13 reception s for 132 yards and played on special teams as well . In week two of the 2006 season , Sheets scored four rushing touchdowns against Miami ( OH ) , including the game - winning touchdown in overtime . This gave him seven touchdowns for the season to that point . On November 20 , 2006 Sheets recorded the first blocked punt of his career , and the third on the season for the Boilermakers . Professional career . San Francisco 49ers . After being undrafted in the 2009 NFL Draft , Sheets was signed by the San Francisco 49ers as a free agent . He was waived on October 5 , 2009 , but was re - signed to their practice squad the next day . Miami Dolphins . Sheets was signed off the San Francisco 49ers ' practice squad by the Miami Dolphins on October 13 , 2009 . With the Dolphins Sheets has 1 rush for 5 yards . He was placed on injured reserve on August 4 , 2010 , due to an injury during a training camp practice . He suffered a right Achilles injury , effectively ending his season . On August 23 , 2011 , he was waived by the Dolphins . Carolina Panthers . On November 30 , 2011 , Sheets was signed to the Carolina Panthers ' practice squad . Saskatchewan Roughriders . The Saskatchewan Roughriders signed him on February 10 , 2012 . In his first regular season game with the Roughriders , Sheets rushed for 80 yards on 12 carries ( 6 . 7 yards per carry average ) and scored a touchdown . Sheets ' play in pre - season helped earn him the starting job at running back for the Roughriders , which came as a surprise to many , as Brandon West was expected to start . Sheets scored his first touchdown on June 29 , 2012 in the season opener against the Hamilton Ti - Cats in a Saskatchewan win . His play helped the Riders to an early 3 - 0 start , with a touchdown in every game . Sheets became the second rusher in the CFL to reach 1000 yards in the 2012 season after Jon Cornish , with whom he continues to battle for the season rushing yardage title . On October 8 , 2012 , Sheets ran over the 1000 yard mark after a 48 - yard touchdown run at Rogers Centre against the Toronto Argonauts . Personal Life . Sheets is a big fan of Twitter , in which he regularly uses under " @ Sheets24K " . Sheets also uses the " Holy Sheets " remark Rider fans made up after becoming famous in Riderville .