Season 1, Episode 1. SNL alumnus Fred Armisen appears here as a creepy man dressed like a baby, who hires Abbi and Ilana to clean his apartment.

Season 1, Episode 1. She may not be a household name yet, but Phoebe Robinson is one half of the iconic podcast duo 2 Dope Queens, alongside Jessica Williams. She's also appeared in I Love Dick and Netflix's Ibiza. Here, Robinson plays a disgruntled office supplies checkout clerk.

Season 1, Episode 3. Dratch appears several times throughout the series as Linda Lodi, but she's first introduced in Season 1, when Ilana is called in to temp at her agency. In Season 5, Linda is busy chain-smoking and working on her screenplay, when Ilana ropes her into her latest scheme: SheWork.

Season 1, Episode 5. The Good Place actor appears in several episodes of Broad City as Gemma, a snooty fitness instructor from Soulstice.

Season 1, Episode 5. The League actor plays a creepy DJ, alongside Matt Jones. The two men meet Ilana and Abbi at a rooftop party and try convince them to have a foursome.

Season 1, Episode 9. A character actor known for her quirky performances, Sedaris makes a brief but memorable cameo as Pam, an awful real estate broker who makes dolls out of human hair.

Season 1, Episode 10. The Parks and Recreation alum, who also executive-produces the show, appears as a disgruntled cook at a fancy restaurant where Abbi and Ilana go for dinner.

Season 2, Episode 1. The Silicon Valley star plays Benny Calitri, who gives Abbi a broken air conditioning unit, then refuses to help her carry it up the stairs. He's too preoccupied filming his audition video for The Amazing Race.

Season 2, Episode 1. OK, this one might be a deep cut, but Disney Channel fans may recognize Ullman as the star from Phil of the Future. Here, he plays a stoner NYU student, whose AC unit Abbi and Ilana steal.

Season 2, Episode 1. Rogen plays Male Stacy, whom Abbi hooks up with during a heat wave.

Season 2, Episode 6. While she appears briefly in Season 1 as a veterinarian who looks at Ilana's hemorrhoids, Garofalo has a bigger arc here. She plays Monica, a woman who officiates a dog wedding for Ilana's brother's dog (it's a whole thing).

Season 2, Episode 9. While working in coat check during an event, Ilana accidentally gives Kelly Ripa's coat to someone else. After Abbi retrieves it, she is invited into the TV personality's apartment, where she's surprised how hard America's Sweetheart parties.

Season 2, Episode 10. The Saturday Night Live and upcoming Shrill star plays an obnoxious restaurant-goer.

Season 2, Episode 10. The iconic Sharp Objects actor is famous for her disgruntled mother roles, and her Broad City cameo is no exception. Clarkson plays a well-to-do-mother whose deadbeat son, Timothy, stole Abbi's bag.

Season 3, Episode 3. The Deals, Deals, Deals employees are so excited that Ilana is leaving that they break into a song in a scene straight out of Sister Act 2, Goldberg herself in tow.

Season 3, Episode 5. The M*A*S*H actor tries his hand at medicine once again — here as Abbi's chiropractor, Dr. Heller.

Season 3, Episode 5. Ilana volunteers at Hillary's campaign headquarters, and although she's told she'll likely never see the presidential candidate, Clinton herself walks through the door.

Season 3, Episode 5. The Sex and the City star and former candidate for New York governor appears here as a manager for Hillary Clinton's campaign office.

Season 3, Episode 6. The girls travel to Philadelphia to visit Abbi's dad, played by the Who's the Boss? star.

Season 3, Episode 7. Ilana meets the famous basketball player at a club and they end up spending the night together. But when Wexler sees what Griffin working with, she bursts out laughing and explains that she won't be able to "receive him."

Season 3, Episodes 10. The Black-ish actor plays one half of an iconic stewardess duo — Mona (Tymberlee Hill) and Winona. The two think they've uncovered a terrorism plan when they overhear Abbi and Ilana talking about period blood.

Season 3, Episode 9. The Maroon 5 singer appears as himself in an airplane safety video.

Season 3, Episodes 9 & 10. Green appears here as Jared, a Jewish man who's heading up a birthright tour to the Holy Land.

Season 4, Episode 2. After Abbi told people for years that she trains Shania Twain, the country music star shows up at Soulstice. And although Abbi doesn't work there anymore, she and Trey team up to give Twain an unforgettable workout.

Season 4, Episode 2. The comedian plays Abbi's boss, Dara, at a graphic design agency. And although it seems like Abbi's career is finally on an upward trajectory, she's fired after accidentally killing Dara's cat.

Season 4, Episode 2. The Drag Race judge plays a cold-as-ice sushi restaurant owner named Marcel. And although Ilana thinks she's too nice for the cutthroat world of fine dining, Marcel takes a liking to her.

Season 4, Episode 5. The Frasier star makes a cameo as Abbi's mom, Joanne. And although she's always been buttoned-up, her daughter teaches her to let down her hair a bit when she visits New York.

Season 4, Episode 6. The 3rd Rock from the Sun actor plays a witch who sells her wares outside the Met.

Season 4, Episode 9. After Ilana gives Abbi an expensive bag, she attracts a thief (Buscemi), who mistakenly assumes she has money. But when he mugs her at an ATM, he sees her account balance and ends up giving her financial advice.

Season 4, Episode 8. The Don't Think Twice comedian plays Abbi's former high school teacher who matches with her on a dating app. Abbi admits that she had a crush on him as a teenager, but she's creeped out to learn that the feeling was mutual.

Season 4, Episode 9. The Orange Is the New Black actor plays a no-nonsense exterminator who tells Ilana to burn all of her money, which is teeming with bed-bugs.

Now that Broad City Season 5 is airing, there's sure to be even more stars to add before the finale's credits roll. Perhaps Ilana will finally see Lil Wayne in concert, or Abbi will run into Drew Barrymore at Anthropologie. But whatever this final season has in store, at least we'll always have all of the glorious cameos to look back on.