On May 26, 2010, during the finale of American Idol, Barry and Robin Gibb stepped into the spotlight together. The stage dimmed, and the first notes of “How Deep Is Your Love” drifted through the air. But what unfolded wasn’t just a song—it was a moment suspended in time.

It would be the last time the Bee Gees, legendary siblings of sound and soul, would perform together. Maurice had already passed, and though Robin’s illness remained mostly private, its shadow loomed. Still, in that instant, none of it mattered. The music rose above loss. Two brothers stood united in harmony, as if the song itself were holding them together.

Their voices blended with a fragile intensity that seemed to still the entire arena. Barry watched Robin with a look heavy with emotion—regret, love, perhaps the weight of finality. The lyrics, once romantic, now felt like an elegy. “How deep is your love?” wasn’t just sung; it was pleaded.

As the last chord faded into silence, the audience sat breathless before bursting into applause. Barry and Robin exchanged a long, quiet glance—one that fans would later revisit, realizing its significance. Within two years, Robin would be gone.

That performance has since become more than a memory. It was a goodbye masked in melody—a final communion between two brothers, bound by music, marked by loss, and remembered in love.