In what year was the album “637 -always and forever-” released by Crystal Kay?

In what year was the album “637 -always and forever-” released by Crystal Kay?: The album “637 -always and forever-” was released in 2001 by Crystal Kay, featuring 13 tracks.
What is the most successful song from the album “637 -always and forever-” by Crystal Kay?: “Ex-Boyfriend” is the biggest hit from the album “637 -always and forever-” by Crystal Kay.

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