Rihanna and Taylor Swift will perform at the Grammys and more in this week's 10 Things To Know Now!

1.) Rihanna, fun., The Black Keys, Taylor Swift, and more are slated to perform at the 55th Annual Grammy Awards! Let the countdown to the big day begin (32 days, BTW!). (MTV News)

2.) Now you can own your very own piece of Kanye West... well, kinda! The soon-to-be-daddy is auctioning off a previously worn, autographed pair of shoes with the proceeds going to Re/Create New York's Hurricane Sandy auction. But heads up, a pair of new Air Yeezys once pulled in $80,000 on Ebay. (MTV Style)

3.) Check out this awesome mashup of Taylor Swift and The Jackson 5 called "Never Want You Back" -- just in time to blare on repeat as we mourn the recent end of "Haylor." (STILL SADZ!) (BuzzFeed)

4.) Ever wonder why Beyoncé named her Instagram handle "@baddiebey" and not "@Iamthequeenoftheuniverse" or something like that? It's named for some of her fans! Check out the whole story. (That Grape Juice)

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

5.) Nelly Furtado dropped a new black-and-white, Latin-inspired music video for "Waiting For The Night." In addition to looking utterly flawless, Nelly drops some sultry dance moves in the gorgeous clip. (Rap-Up)

6.) Thanks to an anonymous Twitter user streaming it online, fans can now listen to Prince's new song, "Same Page Different Book." Now everyone say "Thank you, Internet." (Entertainment Weekly)

7.) British sensation Conor Maynard's debut album nailed collabos with Ne-Yo, Rita Orta, and Pharrell, but the one Conor REALLY wants to collabo with now is Drake. He even admits he'd go HAM if he met him. (MTV News)

8.) One Direction STANS, let's celebrate! The boy band just signed a three-year contract to Sony, promising the "Kiss You" singers will be around for a while longer -- PHEW! (MTV U.K.)

9.) Britney Spears loved being on television so much as an "X Factor" judge (and guest-starring on that one "How I Met Your Mother" episode) that she reportedly wants her own sitcom! FYI: WE ARE SO FOR THIS IDEA. (Contact Music)

10.) Before Florence Welch was blowing our minds with her own music, she was busy covering tracks from Green Day's Nimrod album with Solange's producer in a kitchen. We can only imagine the epicness. (Popdust)

Photo credit: Picture Group/ Getty Images