Most satisfying thing is having every show in her tour sell out , she tells the Billboard Charts . At 19 she is 19 of the most successful Australia recording artists of just 19 years old . It 's wonderful . '' On teen heartthrob Taylor Swift , she says : `` We 're really close ''
Most satisfying thing is having every show in her tour sell out , she tells the Billboard Charts . At 19 she is 19 of the most successful Australia recording artists of just 19 years old . On teen heartthrob Taylor Swift , she says : `` We 're really close ''