There is more than one artist with this name:
1) French hip hop artist
2) Swedish heavy rock trio (http://alonzo.bandcamp.com)
3) American electro artist (http://www.myspace.com/alonzo902)
4) Swedish punk rock singer Michael Alonzo, who's played in notable bands KSMB, Stockholms Negrer and Alonzo & Fas 3.
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