Mentalist Colin Cloud gave Mel the chance to get bloody revenge on her fellow judge, but things didn't go the way she wanted.
The second round of quarter-finals eliminations saw seven talented acts move on to the semi-finals, while five acts got the boot -- see who is moving on!
From Mel B and Simon's drama to acts plagued with technical difficulties, it was a very live episode of 'America's Got Talent.'
Mel opened up to ET backstage about tossing water in Simon's face and her strong connection with contestant Evie Clair.
Harvey opened up to ET following her touching performance of an original song on Tuesday's live show.
The 'AGT' judge opened up to ET about throwing water in Cowell's face during Tuesday's live episode.
The wildly popular 12-year-old ventriloquist brought along an all new puppet: A mouse named Oscar who is totally in love with Mel B!
The little singer with the big voice delivered yet another flawless performance that earned massive love from the judges.
Seven performers worked hard to wow the judges, and are moving on to the exciting 'AGT' live rounds next week.
The 32-year-old performer got a lot of love for his 'undeniable' talent and his ability to hit some amazing high notes.
Seven performers worked hard to wow the judges, and are moving on to the next round of competition.
The young songstress' powerful performance of 'How Am I Supposed to Love Without You?' won over guest judge Laverne Cox.
Chase Goehring returned to the 'AGT' stage on Tuesday with another original song and guest judge DJ Khaled couldn't have been more impressed.
