Katy Perry released "Part Of Me" 3-D movie trailer and more!

1.) Truth: There's nothing more fun than watching 50 Cent play truth or dare with cooking star Rachael Ray during his visit on her show. Dare: We dare you to not get uncomfortable watching Rachael Ray dance. (Vibe)

2.) Jay-Z's new commercial for Rocawear offers tips on how he made his dreams a very successful (and SUPER rich) reality. BRB, reading "The Secret" for awhile. (TheYBF)

3.) While we wait for Kelly Rowland's next album, girl holds us over with "Need A Reason" (featuring Bei Maejor and Future), a song off the Think Like A Man movie soundtrack. (That Grape Juice)

4.) Katy Perry recently shared a snippet from her "Part of Me" 3-D movie that drops in theaters this July. This just in: Summer is gonna ROCK. (MTV News)

Check out the rest of this week's 10 Things To Know Now after the jump!

5.) Rihanna joins in on the Skrillex hair trend and shows off her look at a recent "Battleship" premiere in Japan. It's official: Ri looks gorg as a Good Girl Gone Bad-ass. (MTV Style)

6.) Adam Levine will join the cast of "American Horror Story." No word on if they included a "must take off shirt every single episode" clause in his contract. (MTV News)

7.) Ever wonder where fun. got their unique sound? The Brooklyn rockers share their biggest musical inspirations and their eclectic list includes Kanye West, Queen and Smashing Pumpkins. (Spin)

8.) Nirvana fans head bang in celebration now that never-before-seen original artwork by Kurt Cobain has finally been released to the public. The four paintings are said to be worth more than $100 million. (The Fix)

9.) Christina Aguilera is promising a new album by the end of 2012! She doesn't offer too many clues on what the record will sound like, but with her power pipes, girl could sing "Old MacDonald Had A Farm" and we'd still dance the ish of out it. (MTV News)

10.) In case you forgot to spend time reflecting on the amazingness that is Ryan Gosling (what's wrong with you?), the super hunk/hero saves yet ANOTHER person's life! (Huffington Post)

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