Starmyu 2nd Season Special
Type: Special, Episodes: 1
Aired: Jun 27, 2017
Source: Original
Rating: PG-13 - Teens 13 or older
Synopsis:
Upon the broadcast of Starmyu 2nd Season's final episode on Tuesday, it was announced that it will get a special episode airing on June 27. It will be airing a 27-minute duration of the musical parts. 

(Source: MAL News)