Twin witch sisters Bella and Donna play matchmaker in this third book in the middle grade series that's Wizards of Waverly Place meets Halloweentown . When Bella and Dee notice Yvette, the principal of YIKESSS (Yvette I. Koffin's School for Supernatural Students), is particularly cranky lately, they think a little romance in her life will cheer her up. And who could be a better match for her than Arnold, their vice principal?