Kuroshitsuji OVA, the Titel is "Sono Shitsuji, Kougyou". The Funtom Company plans a stage play for the poor children for it's 3rd anniversary since its foundation.
Kuroshitsuji II OVA, the Titel is "Ciel in Wonderland". On one particular Tag at the Phantomhive manor, while jadedly browsing through reports, Ciel catches sight of a white-rabbit-eared Sebastian.