Premise: Gwen Stefani . She is the co-founder and lead vocalist of the band No Doubt that experienced major success after their breakthrough studio album Tragic Kingdom ( 1995 ) along with various successful singles , including `` Just a Girl '' , `` Do n't Speak '' , `` Hey Baby '' , and `` It 's My Life '' . During the band 's hiatus , Stefani embarked on a solo pop career in 2004 by releasing her debut studio album Love . Inspired by pop music from the 1980s , the album was met with both critical and commercial success . Tragic Kingdom . It has sold over 16 million copies worldwide , and was certified diamond by the Recording Industry Association of America ( RIAA ) in the United States and Canada , platinum in the United Kingdom , and triple platinum in Australia .
Hypothesis: Gwen Stefani's first album was met with commercial success.
Label: ENTAILMENT