There are multiple artists called Blueprint;
1) Blueprint is a hip-hop artist from Columbus, Ohio. He has released multiple solo albums on Rhymesayers Entertainment and is half of hip-hop duo Soul Position alongside RJD2.
2) Blueprint is the only known straight edge hardcore band outta Vestfold county, Norway. They played some shows, released a demo and contributed with a song to a compilation of local bands before disbanding. Members of the band also played in JR Ewing, Fleshfester, Next Life and Statens Menn. Read more on Last.fm