Ariana Grande on TRL, SYTYCD's 200th Episode and More on TV Tonight

TRL makes a comeback, Jason Derulo shows off his moves and more is going down on TV tonight, and you do not want to miss out. Here's what to watch on TV and why:

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Total Ariana Live. 7pm on MTV. Ariana Grande takes over the old TRL Times Square studios—let's not even discuss the fact that she was barely a fetus when TRL was on air—to perform a few hits from her upcoming album and make a major announcement.

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Big Brother. 8pm on CBS. Meanwhile, Ariana's bro, Frankie, is enjoying his 15 minutes of fame time in the new Big Brother house. Tonight, they hold the Power of Veto competition.

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Million Dollar Listing: NY: Secrets Revealed. 8pm on Bravo. Watch tons of unseen footage from the guys' third season.

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So You Think You Can Dance. 8pm on Fox.  Meet the top 20, who will perform again tonight. Also, Jason Derulo is the 200th episode's guest judge slash performer.

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Wild N' Out. 11pm on MTV2.  Nick Cannon's show premieres with a new season, featuring appearances from Rick Ross and his Maybach crew.

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What will you be watching on TV tonight? Tweet us @OKMagazine.