Alien Alien

is a song covered by Hello, Happy World!

It was an original song by and sung by Hatsune Miku.

The full version of the song is included in the album BanG Dream! Girls Band Party! Cover Collection Vol.3, which was released on December 18, 2019. It is also included in the album Garupa Vocaloid Cover Collection, which was released on December 16, 2020.

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