Chapters 21 & 22: The Rock, The Invisible Shell Summary

At school one afternoon, Delrita is shocked when Tree asks if she'd like to go with him to the upcoming sock hop. She's shocked and speechless, so Tree has to practically beg her to come. Dumb, Delrita just nods her head, totally unable to speak. Tree promises to pick her up on Friday at 7:00 pm, saying they can go with his friends, Mike and Wanda. Now that her relationship is progressing with Tree, Delrita figures she should do her best to patch things up with Avanelle. She tries to invite Avanelle over for a Coke, but Avanelle says she already has plans with Mrs. Myrtle, the old lady from church. Delrita is sure Avanelle is making it up - who would want to spend time with an old lady? - and assumes Avanelle...