Mahou no Princess Minky Momo vs. Mahou no Tenshi Creamy Mami
Japanese title: 魔法のプリンセスミンキーモモvs魔法の天使クリィーミーマミ
Type: Movie
Source: Original
Episodes: 1
Status: Finished Airing
Aired: Aug 3, 1985
Duration: 3 min
Rating: G - All Ages
Studios: Pierrot
Genres: Fantasy

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)