User blog comment:ArtDraw12/Biggest plot holes, goofs, mistakes & inconsistencies in Total Drama series/@comment-2156422-20161115171230/@comment-31556666-20161115172029

Leshawna didn't try anything with DJ because they made it clear she thought something fishy was going on with him, and was the first contestant to catch onto it. With Duncan and Harold, she'd know what to expect from them as people but DJ threw a curveball in her view of him.