10 Things To Know Now: Katy Perry’s Hair History, How To Be Beyonce + Taylor Swift Gives Back

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1.) Forget “sultry nurse” or “naughty kitten” — be THE definition of sexy for Halloween: Dress up like Beyoncé! This music video wardrobe breakdown guarantees winning any contest, or at least the eye of a zombie dude. (MTV Style)

2.) While some reminisce about the days of getting detention with old high school pals, Justin Timberlake fondly recollects causing mayhem with Ryan Gosling during their “Mickey Mouse Club” days. Just more proof that bad boys grow up to be hunks. (PopSugar)

3.) Katy Perry‘s recent birthday reminds us not only to celebrate her musical successes but also her tresses. The head turner’s locks have changed so much over the years that we’re betting peeps can’t guess her natural color. Hint: It’s not pink. (TheFABlife)

4.) If all the goodies from Kelly Clarkson‘s recently released album, Stronger, just isn’t enough to hold over devoted fans, here are some of her greatest live performances. If that’s not enough, you might be addicted. (Idolator)

5.) Taylor Swift doesn’t just sing (and glisten) like an angel, she lives the part. The adorable do-gooder donated 6,000 books to a struggling library near her hometown. Bookworms are officially cool all over again. (ONTD)

6.) Jessie J likes how Britney Spears smells! The singer adores Brit’s “Fantasy” perfume and sprays it for good luck before every performance.That’s putting pheromones to good use.(Monsters And Critics)

7.) JoJo gets inspiration from the likes of Taylor Swift, Selena Gomez and Justin Bieber and joins the cover-your-favorite-contemporary-musician trend with an acoustic version of Rihanna‘s “What’s My Name?” Heads up: Girl does it justice. (Pop Dust)

8.) Justin Bieber may have duets with Mariah Carey and Usher, but he’s not the only holiday crooner this season. The “Glee” kids are back with their second Christmas album, and it’s promising the voices of the winners from this past season’s “The Glee Project.” (PopCrush)

9.) While most parent date nights involve splitting dessert at Applebee’s, Pink leaves the kid with a babysitter and hits a jazz club stage for an impromptu performance. Watch Pink seriously KILL jazz standard “Summertime.” (BuzzFeed)

10.) Those looking to relive the early millennium can thank Britney Spears. The pop princess is recruiting Backstreet Boy Howie Dorough to open for a few of her South American tour dates. (MTV News)