Lady Gaga has an entire genus of ferns named after her.

+ Q: How rock star are you when you have not one, but 19 ferns species named after you? A: Very, and Lady Gaga natch earned that prestigious spot. "We decided to name the new genus after her, to celebrate diversity," said Duke biology professor Dr. Pryer. (MTV News)

+ Justin Bieber has a real live pet mascot! "This is PAC the hamster my new believe tour pet I will be bringing him to every meet n greet," he tweeted along with a photo of his adorbs new pal. (Just Jared Jr.)

+ Avril Lavigne will be covering a song by her hubby-to-be Chad Kroeger's band, Nickelback, for the upcoming anime film, "One Piece Film Z." She takes on "How You Remind Me" and also will cover Joan Jett's "Bad Reputation." (MTV News)

+ Watch Taylor Swift talk about her music and gal pal Selena Gomez with E!, and no, they don't talk shop. Just like you and me, they dish about boys. "It's just about our lives as human beings... about love and stuff." (E!)

+ Lil Wayne has a host of producers contributing to his forthcoming I Am Not A Human Being II. "Production on the album -- I got people like Juicy J, Cool & Dre, David Banner," he said and revealed Kanye West is also in the mix. (MTV News)

+ If you're looking for a unique instrument, Bon Iver's Justin Vernon has you covered. He's teamed with an instrument maker to fashion a guitar from whiskey barrels. It will be auctioned to benefit his hometown's Confluence Community Arts Center in Eau Claire, WI. (Rolling Stone)

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