Since 1986 she has fronted the rock band No Doubt , whose 1995 release Tragic Kingdom spawned the singles Just a Girl , Spiderwebs .
Since 1986 she do n't Speak and propelled them into stardom with sales of 16 million copies worldwide .
Since 1986 she has fronted the rock band No Doubt , whose 1995 release Tragic Kingdom spawned the singles Just a Girl , Spiderwebs , and Do n't Speak and propelled them into stardom with sales of 16 million copies worldwide .