Paramore Bring Out Billie Eilish to Sing 'All I Wanted' in Los Angeles

The Nashville emo band invited the pop star out during an encore of their 2009 track "All I Wanted"

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Billie Eilish joins Paramore on stage to sing 'All I Wanted'.

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PARAMORE AND BILLIE EILISH!!!!!! FOR NIGHT ONE OF LOS ANGELES!!!!!!! A

Watch: Billie Eilish Joins Paramore on Stage for All I Wanted