In what year was the album “Hello Summer” released by 에이프릴?

In what year was the album “Hello Summer” released by 에이프릴?: The album “Hello Summer” was released in 2020 by 에이프릴, featuring 4 tracks.
What is the most successful song from the album “Hello Summer” by 에이프릴?: “Now Or Never” is the biggest hit from the album “Hello Summer” by 에이프릴.

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