Even a well-oiled machine like “America’s Got Talent” can run into some friction from time to time. Duo Dadiva, a balancing act duo from Cuba, divided judges Simon Cowell, Sofía Vergara, Howie Mandel ...

After Mandel pressed his Golden Buzzer for dance group Murmuration on Tuesday, the group's stand-in leader Jibril Maillot tells PEOPLE it was "one of the most beautiful moments of my life by far" ...