Judges' Playful Feud Over Golden Buzzer Highlights 'America's Got Talent' Drama

Simon Cowell and Howie Mandel clash over awarding the Golden Buzzer to Japanese acrobatic group Airfootworks.

Airfootworks' performance led to an unprecedented double Golden Buzzer moment.
Simon Cowell attempted to steal Howie Mandel's Golden Buzzer during the live show.
Host Terry Crews confirmed Howie Mandel's buzzer press was valid.
Heidi Klum described Cowell and Mandel's antics as 'like talking to kids.'
Airfootworks advances directly to the finals with their gravity-defying routine.