What Happened to Sierra in Total Drama?

Check Out More Theories:    • MY BEST THEORIES   Sierra from Total Drama Island, or rather, Total Drama, is crazy. She was utilized in Total Drama World Tour as a hyper and obsessed fan, and became particularly insane in Total Drama All Stars. Why is she so detached and mad? What’s wrong with her? I diagnose and deduce her problems HERE today! #TotalDrama #TotalDramaIsland #TotalDramaWorldTour Merch: https://teespring.com/stores/the-theo... Patreon:   / theorizer   Twitter:   / thetheorizeryt   Facebook:   / thetheorizeryt   Instagram:   / thetheorizer_yt   MUSIC: All music is from Ross Bugden, Audio Network, Epidemic Sound, or Myself. INTRO SONG "Once Upon a Time in Wonderland - Theme Song" by Mark Isham and ABC Studios. OUTRO SONG Provided by Audio Network. THIS VIDEO'S TOPIC WAS NOT CREATED BY ME, ONLY THE VIDEO ITSELF WAS, HOWEVER I HAVE THE RIGHTS TO THIS VIDEO. MOST OF THE IMAGES ARE FROM GOOGLE.