Your characters and their journals: This guy Alex, this here journal; also Mirror Alex at eidedick.
Can I tag their entries with Vanellope: Sure thing!
If so, may I include spoiler information: hjdshdhhhhhgh uhh I'm going to say YES, because I probably won't get to see it for a while (I live in a Spanish-speaking country rn and all the animated movies are dubbed) and I don't want to shut down CR. uwu