Mac falls on a girl named Goo when trying to get a bobsled out of a tree, and she begins visiting Mac every day at Foster’s. With her hyperactive imagination, she creates a new friend one after another, which causes a big problem for the other imaginary friends in the house. After she creates so […]

Bloo overhears Mac talking about his supposed wedding. Dismayed, Bloo finds help from a depressed imaginary friend, not wanting to lose Mac forever. Bloo observes some adults and mimics them to try to grow up for Mac.

Bloo wakes up to find the house completely deserted. With no Herriman or Frankie there to enforce the house rules, Mac and Bloo set out to cram as much fun and mischief into one day as they possibly can.

In the series premiere movie, Mac sends Bloo to live at Foster’s Home for Imaginary Friends after being told by his mother that he is too old to have an imaginary friend. There, they meet Mr. Herriman, Frankie, Wilt, Coco, and Eduardo, who all announce that eventually, Bloo will be adopted by another kid. Mac […]

In the series premiere movie, Mac sends Bloo to live at Foster’s Home for Imaginary Friends after being told by his mother that he is too old to have an imaginary friend. There, they meet Mr. Herriman, Frankie, Wilt, Coco, and Eduardo, who all announce that eventually, Bloo will be adopted by another kid. Mac […]

Richie Wildebrat, a kid at Mac’s school, keeps bragging about his imaginary friend, Blake Superior and how they will win the imaginary friend talent show pageant. Mac wants to beat him so it can end Richie’s bragging, so he asks Bloo to enter the pageant, but Bloo does not want to. Bloo gets the hiccups, […]

Mac drafts the gang onto Madame Foster’s bowling team to help her beat her arch-rival Jerkins, but when Mac gets booted off his own team, he must learn the ways of the ball from an imaginary bowling guru.

Mac wins a sweepstakes and receives tickets to Europe, but when the gang tries to pack at the last second, everyone has delays that make them later and later. Frankie is making sure that Madame Foster can take care of the house while everyone is gone, though all she wants to do is break the […]

After appearing on local television news trying to outperform Eduardo, Bloo becomes a celebrity, doing commercials, television shows, movies and personal appearances. As time goes by, he discovers fame is not all it is cracked up to be.

When Ivan, a seeing eye friend, loses his blind kid, the friends try to find the boy before harm comes to him.

It is Adopt-A-Thought Saturday, an event that focuses on getting good friends adopted on the weekends when children are out of school. Mac and Bloo find out what Adopt-A-Thought Saturday is about after their good friend Jokey gets adopted. Not wanting to lose any more friends, they spend the day forcing everyone back into the […]

A little dare between Mac and Bloo turns into a huge daring competition between the house members once Madame Foster gets involved.

Bloo becomes tired of always losing to Mac at everything, so one day at the Prize Hive, he challenges Mac to a thirty-mile race back to Foster’s.

When the whole house goes to a fair, Mac and Bloo compete to see who will throw up last on a ride called the Vomit Comet. Bloo ditches Mac to ride in Madame Foster’s Firebird, but a “quick” stop at the fabric store across the street from the fair suddenly turns into a nightmare for […]

A new friend named Berry enters the house and acts as sweet as she can be, though with one glance at Bloo, she becomes lovestruck and is determined to make Bloo love her back. When he ignores her, she feels that Mac is getting in the way (though it is actually just Bloo’s self-centered nature).

Frankie is upset that she has to do paperwork when she wants to go out with her friends on Friday night, so Mac tells her he will file the paperwork for her. Overjoyed by this, Frankie calls him “the best” and kisses him on the cheek. After that, Mac develops a huge crush on Frankie, […]

A rich benefactor is considering giving money to a charity, and visits Foster’s to see if it is worthy. Mr. Herriman gets Mac and Bloo to keep Coco out of the way, but in the end, it is only when the benefactor mistakes Coco as Mr. Herriman’s wife that he considers Foster’s, and invites them […]

A new imaginary friend named Bendy has come to Foster’s, but he keeps misbehaving all around the house. Bloo, Wilt, Eduardo and Coco are framed for the wrongdoings, until Bloo comes up with his master plan.

Mr. Herriman’s carrot addiction leads him to blame Coco for stealing the carrots that were to be used for dinner that night, though it was him who hid them around the house. With no carrots left, the only thing left for dinner is to make “It,” a dish that Frankie has never been able to […]

Frankie and Mr. Herriman are hosting an important party in the foyer to raise funds for the house, so Frankie tells Bloo, Wilt, Eduardo, and Coco to either stay upstairs or outside. After a series of ridiculous deciding, they choose to stay upstairs, but after being there for a while, they get bored and decide […]

During the production of the home’s newspaper, Uncle Pockets, the most frequently adopted imaginary friend to come to Foster’s, returns yet again. Uncle Pockets’ charm drives all the other friends’ attentions to him, making Bloo jealous. Bloo then decides to try to expose Uncle Pockets as a fraud through the home’s newspaper.

The gang goes to a swap meet where a pick-pocket is stealing money. When the thief accidentally loses a $100 bill, Eduardo finds it and takes his money around the swap meet looking for something to buy. Even the most sensible of the gang are tempted by the bill, and with the thief also trying […]

When Mac takes his classmates on a field trip to Foster’s, everybody loves Coco and Bloo wants all of the attention. After Coco lays eggs with imaginary friend trading cards, all of the friends start trading and collecting the cards. Bloo becomes obsessed, and tries to be the first to collect them all.

An imaginary pen resembling Abraham Lincoln is confiscated by Mac’s teacher after she catches him helping his creator cheat on a history test. Mac hatches a plan to rescue the friend – along with his au pair Moose – from the classroom closet, but the imaginary Honest Abe does not quite live up to his […]