The announcements were made by Paul Telegdy, president of alternative and late-night programming for NBC Entertainment.
"Howard, Heidi, Mel and Howie have proven that they are a dynamic quartet of judges who aren't afraid to share their opinions, while at the same time creating fireworks of their own," Telegdy said in a statement.
"Along with Nick serving as an incomparable host, our talent on 'Talent' is among the finest on all of television."
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