Nicole "Snooki" Polizzi appeared on 'The Ellen DeGeneres Show' (weekdays, syndicated), along with several of her 'Jersey Shore' castmates. While on the show, Snooki talked to Ellen about the latest trouble that she's gotten into: Her July arrest for disturbing the peace at a beach in Seaside Heights, New Jersey (of course). Snooki got drunk (also of course), stumbled around and cursed. She was then arrested and briefly thrown in jail.

This past Wednesday, Snooki was fined $500 and sentenced to community service for her crime. "I was a public nuisance," she admitted. " ... In what way?" Ellen asked. Oh, in so many ways. But let's just stick to the disturbing the peace thing for now, shall we?

On the premiere of 'The Ellen DeGeneres Show' (weekdays, syndicated), Ellen welcomed Justin Bieber. Yes, the adorable moppet/cultural phenomenon/MTV "Best New Artist" was one of the first guests of the new season. While talking with DeGeneres, Bieber took some time out to answer questions that his legion of fans had sent in via Twitter.

It was Bieber's first appearance on the show since his appearance last season -- that time around, the singer performed his hit song 'Baby,' which also happens to be the most-viewed video in YouTube history. Today, DeGeneres read out the Twitter questions, and Justin replied. Here's some of what he was asked ...

Sometimes, a simple change of voice can alter everything. Ellen DeGeneres is a big fan of the Discovery Channel series 'Life,' which is narrated by Oprah Winfrey. 'Life' is a nature documentary series that discusses all the major animal groups on Earth. But what would the show sound like if it was narrated by someone else?

On 'The Ellen DeGeneres Show' (weekdays, syndicated), DeGeneres presents an alternate version of the documentary with a voice-over by Samuel L. Jackson. You haven't truly lived until you've heard Jackson cursing and talking about bullfrogs. "That's a big [censored] frog," he says. "Look at that [censored] frog." It's fantastic.

How would you act if you ran into Lady Gaga? On 'The Ellen DeGeneres Show' (weekdays, syndicated), 'Glee' actor Chris Colfer describes his meeting with the pop superstar. One of the problems that he had: he didn't know what to call her. "Lady"? "Gaga"? Neither? Both?

Watch the video after the jump.

The last time Marisa Tomei appeared on 'The Ellen DeGeneres Show' (weekdays, syndicated), the actress announced that she stays in good shape by using a hula hoop. Now, Tomei is back on the show to prove it. The actress has a new fitness DVD featuring hula hooping. So she demonstrates her exercise technique by getting Ellen DeGeneres to hoop it up with her.

Watch the video after the jump.

"I'm on a horse." If you don't recognize these words, then maybe you haven't seen the now famous 'Old Spice' ad starring Isaiah Mustafa. Two weeks ago, 'The Ellen DeGeneres Show' (weekdays, syndicated) featured a video made by Christian Lee that was a reenactment of the iconic ad. Now, the 11-year-old Lee appears on the show to do a live performance of the commercial ... with a little professional help.

Watch the video after the jump.

Martin Short appeared Wednesday on 'The Ellen DeGeneres Show' (weekdays, syndicated), where he discussed the aging process. Here's some surprising news -- the comedian is now 60 years old.

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Ellen DeGeneres has previously discovered some surprising information about her family tree -- she's related to pop singer Madonna, of all people. But today, on 'The Ellen DeGeneres Show' (weekdays, syndicated), guest Lisa Kudrow arrived to give DeGeneres even more unexpected details.

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Singer Katie Stevens appeared today on 'The Ellen DeGeneres Show' (weekdays, syndicated). The 17-year-old was kicked off 'American Idol' last week, but she seemed to be in high spirits while talking to DeGeneres. She also got to dish with DeGeneres about Simon Cowell. In her spare time -- when not hosting a talk show -- DeGeneres is also a judge on 'Idol.' So the two ladies had a lot to talk about.

Watch the video after the jump.

There have been a lot of rumors that 'Dancing With the Stars' contestants Erin Andrews and Maksim Chmerkovskiy have started dating. Just recently, Chmerkovskiy said that the pair were "maybe" going out. Ah, vagueness! Today the potential couple appeared on 'The Ellen DeGeneres Show' (weekdays, syndicated), where host DeGeneres attempted to grill them about their possible romance. So are they going out, or not?

Watch the video after the jump.

It's viewer mail day on 'The Ellen DeGeneres Show' (weekdays, syndicated). And on the latest episode of the show, DeGeneres gets a fairly... unusual message from some fans. Two of her viewers -- a mother and son -- send in one of the weirdest videos that you'll ever see.

Watch the video after the jump.

Kirstie Alley is 59 years old and is still looking for Mr. Right. And on the latest episode of 'The Ellen DeGeneres Show' (weekdays, syndicated) she discussed the dating problems that she faces as an older woman. "I don't know what I'm looking for,' she said to DeGeneres. But Alley knows what she's not looking for. And she seems to have a few issues with men her own age. "The guys that are my age ... they all look like Lloyd Bridges." Hmm. We can see how that could be a problem. So, does Alley want a younger man?

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On the latest episode of 'The Ellen DeGeneres Show' (weekdays, syndicated), Ellen DeGeneres talked to special guest Jodie Nelson, who had... quite an unusual story to tell. Nelson recently paddled in the ocean from Catalina to Dana Point in California -- a nine hour journey that had only previously been done by three others. But during her trip, Nelson was joined by a whale, who stayed with her for nearly two hours!

Watch the video after the jump.

Martin Lawrence is turning 45. And if that fact doesn't make you feel old, then maybe you don't remember when he started out as a young star on the sitcom 'Martin' ... 18 years ago. Lawrence celebrated his birthday by appearing on 'The Ellen DeGeneres Show' (weekdays, syndicated), where he discussed some of the issues that come along with the aging process.

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Parenting is always a tricky business. But what if you secretly suspected your child of being ... a terrorist? On the latest episode of 'The Ellen DeGeneres Show' (weekdays, syndicated), actress Mary McCormack spoke of the trouble being caused by her 2- year-old daughter Rose.

Watch the video after the jump.