Question: What brothers of Samoan descent recorded an album that reached No. 1 in New Zealand and stayed there for 5 consecutive weeks?
Sentence (from "The Very Best of Cilla Black"): It also reached No. 1 in New Zealand on 21 August 2015 and stayed there for 5 consecutive weeks, making it the first album to achieve this since Sole Mio's eponymous album in March 2014.
Relevant evidence: Yes