User blog comment:Mikemacdee/Creepypasta Riffs/@comment-25024572-20150318105652/@comment-4715955-20150318120146

You have to read more than a few pages. Like I said, it has a host segment providing the context. The riffs appear several pages into each chapter.

Italics aren't enough to make them stand out. That's why experienced MST'ers start a new line for each riff: to make it unmistakable.