Question:  "Brother" is a single by Smashproof that rose to number one where it stayed on the RANTZ top f40 before being knocked off the top spot by a song from an American rappers sixth studio album called what?
Sentence (from "Brother (Smashproof song)"): "Brother" is a single by New Zealand hip-hop group Smashproof, released in early 2009.
Relevant evidence: Yes