The Insider.com

Madonna, Britney Spears and Michael Jackson have all shared the stage at one point or another, and on January 24 the trio will share another honor as the late pop singer becomes the third artist Glee dedicates an entire hour to (I don't consider Born This Way to be a Lady Gaga tribute episode since only one of her songs was featured).

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The tribute, confirmed by The Hollywood Reporter, has been in the works for more than two years as creator Ryan Murphy worked with the Jackson camp to get proper musical clearances.

Although this won't be the first time The King of Pop's music has filled the halls of McKinley: Thriller, P.Y.T. and ABC (in tonight's episode) are just a few of the MJ tunes Glee has already tackled.