11:37 AM EDT 07/06/2014

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5 Secrets From Behind the Scenes at American Idol

American Idol

Go Behind the Scenes at American Idol

Originally posted 03/27/2014 07:15PM

American Idol has been on the air for 13 seasons, but somehow there are still plenty of behind-the-scenes tidbits you can't see from home.

"There is a lot of stuff that I did not know," contestant Dexter Roberts tells PEOPLE.

So what are these unearthed gems? Here are five secrets about the FOX reality show.

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