Mahou no Princess Minky Momo vs. Mahou no Tenshi Creamy Mami
Type: Movie, Episodes: 1
Aired: Aug 3, 1985
Studio: Pierrot
Source: Original
Rating: G - All Ages
Synopsis:
Shown as a bonus movie with the theatrical screening of Mahou no Tenshi Creamy Mami: Long Goodbye and Mahou no Princess Minky Momo: Yume no Naka no Rondo. 

(Source: AniDB)