Glee Scoop: Mercedes to Fall For Friday Night Lights' LaMarcus Tinker 

Glee has found Mercedes’ rebound guy. LaMarcus Tinker — best known for his role as Luke’s mild-mannered BFF Dallas on Friday Night Lights — is joining the cast as Marcus.
Keywords: glee, season 3, spoilers, amber riley, mercedes jones, bubba, marcus, lamarcus tinker