The One With All the Questions: The Ultimate 'Friends' Quiz

The role of Marcel was actually played by a white-headed capuchin named Katie, who has since gone on to grace the big and small screens, even appearing in print ads alongside Kendall Jenner.

Ross was on cloud nine after finally locking lips with Rachel, but Julie's contact lens solution reminded him of how well their relationship was progressing, pre-revelation.

Mr. Bing amends his statement about Monica's plus-size swimsuit when he lays eyes on Rachel's original nose.

Phoebe encouraged her brother's "tiny embryos" to take hold of her uterus by singing this catchy little ditty to them.

The erstwhile Emily Waltham appeared only in that role, whereas Frank Jr. had a brief cameo as a guy who accidentally threw a condom in Phoebe's guitar case. The actress who played Joey's agent also appeared in the first season as a nurse during the scenes where young Ben was born.

The mohair sofa that always seemed to be magically available for the gang actually sported a subtle "reserved" sign.

The formidable brood included Gina, Mary-Therese, Mary-Angela, Cookie, Dina, Tina and Veronica. Mary-Angela is best known for making out with Chandler, and his less-than-gentlemanly behavior was later avenged by Cookie.

"Caitlin" successfully patched a casting director through to agent Phoebe, who went through a fictional tunnel and dropped the call before she could commit to a lunch date.

Ross's jealousy when fielding a call from a male admirer causes him to withhold the message from Rachel, a misstep that later incites her to move out because she can't trust him.

The episode featured a guest appearance by Jennifer Aniston's then-hubby (Pitt) and also revealed that Monica once had an imaginary boyfriend named Jared.

Sadly for Ross, the cat in question turns out to be Paolo's, the smarmy Italian who steals Rachel's heart for a time.

Fortunately for all of the greater New York area, Phoebe is unsuccessful in her pursuit of piloting, however Ross is successful at making the audience howl, thanks to the leather pants fiasco.

The notoriously randy Phoebe finds Jack ultra-sexy after having a naughty dream starring the Gellar patriarch.

Not that they really needed it: Jack and Judy were known throughout the series for still being hot for each other.

All of these funny gals auditioned for the part, but Ellen opted out.

Rachel and Monica had to kiss for one minute to help Chandler and Joey cope with losing the "good" apartment, and Ross kissed Joey to help him prepare for an audition.

Upon learning that his ex-wife is remarrying so quickly after their divorce, Ross orders a scone and proclaims, "Stupid British snack food!" while pounding it into oblivion.

Although much of the cast was rumored to dislike working with the monkey, Kudrow was semi-paralyzed with fear by her quacking co-star.

Willis lost a bet to Matthew Perry when their film "The Whole 9 Yards" debuted at No. 1. As a result, Willis donated his acting fee to charity.

Easily the most well-known of the cast, Aniston was ready to walk sooner than everyone else. Luckily for Ross, she stuck around long enough to wrap up that relationship with a nice little bow.

"Baywatch" babe Bleeth was adored by Chandler and Joey, not Ross. Ryder and Sarandon both later guest-starred on the series. Unfortunately, Jessica Rabbit (who graced Chandler's "list") was not available for a part.

The pro tennis player certainly sported a rockin' physique, but one has to wonder what Jack would've said about Kim Kardashian West or Nicki Minaj!

Joey's love of food (and lack of desire to share it) was widely documented during the series. Required toppings for the "Joey Special" were never clarified, but he probably wasn't all too picky.

In a feeble attempt to cover the fact that he was waiting to see her, Chandler grabs a sack of barley, which he claims is meant for a party in Chelsea, hosted by a woman named Chelsea.

The pair also saw Donald Trump waiting for an elevator on their ill-fated weekend.

The role of Ross was actually written specifically for Schwimmer, and Aniston was the sixth and final "Friend" to sign on the dotted line.

After engaging in a tryst with Chloe while he and Rachel were "on a break," Ross failed to "think about the trail," and word of his indiscretion made its way back to Rachel.

Just when Monica thinks she's successfully pawned Gladys off on Rachel, Phoebe shows up with Glynnis for her to keep and admire.

Magnum P.I. still had the stuff to make the ladies go wild. No word on whether he ever sported a Detroit Tigers hat on set, though.

Played by bombshell Morgan Fairchild, Nora Bing shook the group up by kissing Chandler's "best Ross."