Bieber surprises Eilish with "One Less Lonely Girl" at Coachella.

Justin Bieber surprised fans at Coachella Weekend 2 by serenading pop star Billie Eilish with his 2009 hit "One Less Lonely Girl." Eilish, visibly emotional, joined him on stage, creating a nostalgic moment that delighted the crowd. The performance also featured guest appearances by SZA and others, highlighting the festival's memorable atmosphere.