United Kingdom, April 20 -- Billie Eilish's mother Maggie Baird has thanked Justin Bieber for making her daughter's "dream come true" by serenading her on stage at Coachella.

The pop star pulled superfan Billie onto the stage at the Coachella Valley Music and Arts Festival in Indio, California on Saturday night (18.04.26) and she sat in a chair while Justin sang her his track One Less Lonely Girl in a nod to their first meeting at the festival in 2019.

Now Billie's mom has shared pictures and video from the festival which showed the singer in floods of tears as she prepared for the big moment and Maggie thanked Justin for showing such "kindness" to her daughter. In a post on Instagram, she wrote: "One of the most touching moments ever....