Despite initial statements from the FC Nordsjælland owner, Allan K. Pedersen, denying the transfer, Due officially signed a four-year contract with Vitesse on 5 July 2006.
Kibebe is noted for 21 games in the UEFA cup and scored the first goal of the FC Nordsjælland's UEFA Cup contest against the Scottish club Queen of the South F.C. from Dumfries.
Frederikssundbanen is one of six radial S-train lines in Copenhagen; it connects the city center with a number of Northwestern suburbs (notably Herlev and Ballerup) and other townships until Frederikssund on the Western coast of the Nordsjælland peninsula.
In the opening match of the 2007–08 season, against FC Nordsjælland at Farum Park, Christiansen was close to score on a header, as it hit the inside of the post, and was parried by Nordsjælland keeper Kim Christensen, after a corner kick deep into extra time.
On the 25th May 2011, O.G. made his debut for the F.C. Nordsjælland first team, coming on as a substitute for Tobias Mikkelsen against his former club Brøndby, at Brøndby Stadium.