Teen Ren Faire Murder Mystery

Gentle lords and ladies, the jousting at Ye Olde Renaissance Faire isn't meant to be "to the death" - so why doth the Green Knight have a broken jousting lance buried in his chest? Forsooth, who hath sneaked into his tent, before he got into his trusty armor, and killed him dead? Was it one of his rival knights, in quest of a competitive advantage? Was it one of the Faire's costumed workers, seeking revenge? Was it one of the thousand fairgoers, in search of a backstage thrill? Or mayhap the foul deed was done by - THEE! 13+ event