It seems that the blogging platform Tumblr is getting quite the traffic these days, due to an influx of celebs who've been spending some quality time with their laptops. Here are just 12 celebs that are blogging away:

1. Aziz Ansari

This funny man may be well known by most for his role as Tom Haverford on Parks and Recreations, alongside Amy Poehler. He's been blogging and Tumbling since January 2008.

2. Pete Wentz

We all know this man for being the bassist and frontman of the band Fall Out Boy, and well, for formerly being married to Ashlee Simpson. He's been blogging since January 2008.

3. Katy Perry

Did you know that Katy's a huge fan of the Internet? She's been blogging since February 2008.

4. Joseph Gordon-Levitt

Any girl who is into chick flicks has seen this handsome guy in 10 Things I Hate About You. Recently, he's captured our hearts (yet again) with his role of Tom in 500 Days of Summer. He's been blogging since September 2009.

5. Dianna Agron

Our favorite Glee mean girl gone nice and then gone mean again, Quin, is also a blogger! She's been blogging since September 2009.

6. Gabe Saporta

The Cobra Starship frontman not only has one blog, but he has two. One he considers his fun blog and the other is a tl;dr, where he actually gets into what he's writing. He's been blogging since June 2009.

7. Hayley Williams

Hayley Williams was on the cover of Cosmo and now her signature red hair is known by more than fans of her band. She's been blogging since March 2010.

8. Matthew Gray Gubler

This good looking guy was also in 500 Days of Summer, alongside Joseph Gordon-Levitt and Zooey Deschanel. More recently though, you might recognize him as Dr. Spencer Reid from the show "Criminal Minds." He's been blogging since November 2010.

9. Zooey Deschanel

This indie darling has been in so many movies, I've lost count. She's recently married to Ben Gibbard of Death Cab for Cutie and she's also one half of the band She & Him. She's been blogging since December 2010.

10. Kevin McHale

Another Glee actor! Did you know that before he was acting, he was in a boy band? He's been blogging since April 2011.

11. Joe Jonas

Now that the Jonas Brothers are on hiatus, this Jonas is stepping out and doing the solo thing, much like his younger brother Nick. He's been blogging since June 2011.

12. Lady Gaga

This fashion icon, pop diva is not only amazing at penning tunes, but she also blogs about fashion. She's been blogging since June 2011.

Did you know that these celebs were bloggers? Do you have any favorite celeb bloggers?