If you don't believe us, check out this video. It'd be cruel, if the woman involved didn't look like she was laughing as hard as everyone else.

Don't laugh. We're all obsessed with Vanessa Hudgens.

Ralph Wiggum may not be a main character on The Simpsons, but he certainly has some of the funniest lines. Watch this video and see how many times you laugh at what he says.

It always happens a couple times a year: for a week straight Tara Reid makes the paparazzi take photos of her in a bikini, and for a week straight we laugh at her stomach.

We want to laugh at this guy because we think he might be retarded. Or a serial killer.

The following video is what you see in your mind when Dr. Dove gives you laughing gas to pull that dirty tooth of yours.

Here's Rickey Gervais and Sesame Street's Elmo. Both have hilarious laughs, which makes us want to punch them in the face, too.

If you see a bunch of car crashes in the streets when it's icy out, just pick up your video camera and laugh away!

Too much of a good thing.

If you don't laugh, the terrorists have already won.

Everyone laughs at her now but when that Quato she's holding inside of her pops its head out and holds the secrets to humanity's survival, she'll be the one laughing.

Further proof that bullies never grow up, they just get uniforms.

It’s time to laugh at celebrity misfortune and guess which celebs got hacked up under the knife. We show you bad plastic surgery, you guess the celeb!

If you're not laughing, the jokes about you. Or it's just not funny.

Reason number 57 why being an actor sucks: when you for real die everyone laughs and thinks your faking it.

Jimmy Kimmel's audience reaction will help you laugh through hearing "Chocolate Rain" one last time. That's about 14 minutes Tay...

Someone got into a decidedly unfunny fender-bender with Ellen, on Sunset across from the Laugh Factory. Celebrities – they're just like us!

Even a carton bully laughs at you, Paris.

Seriously, was kind of drunk jerk laughs when they're telling young people not to drink and drive? And who exactly was making this crappy-ass low-budget commercial??