Conversation so far:
Where was he born?
Sandberg was born in Stockholm.
Where did he grow up?
grew up in the suburb Stenhamra, Ekero Municipality.
When did he become a singer?
As a child.
What did he do as a child to help his singing career?
Martin was a student of Sweden's public music-education program.
Was he in a band?
As a teenager he sang in a variety of bands before joining a glam-style metal band called It's Alive in 1985 as their singer and frontman.
Was the band good?
CANNOTANSWER.
Did he sing with other bands?
disco in Cyprus.
Are there other bands?
CANNOTANSWER.

Question: Did he have any success with Cyprus?
Self-contained rewrite: Did Max Martin have any success with Cyprus?