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 […]

Mac and Bloo ask Mr. Herriman to go camping. He refuses to let them go, but Madame Foster thinks it is a great idea. After they arrive, Bloo has eaten all the food. Mr. Herriman then sets off into the woods in search for more food, and then meets wild bunnies. Meanwhile, back at camp, […]

Bloo entertains Mac with an action-packed story about a crystal “potato” of power. A little boy (Eduardo), an alien (Coco), a hermit (Wilt), a magical fairy (Frankie), and the Superdude (Bloo) attempt to protect the crystal potato from the evil Lord Snooty (Herriman), who is taking away all the fun in the land ruled by […]

When Mac visits Foster’s, Bloo wants to show him something up on the roof, though when it is time for them to go back downstairs, they find themselves lost and unable to get downstairs. Meanwhile, everyone in the dining room sneaks food when Mr. Herriman is not looking after he insists they wait for Bloo […]

Terrence has an idea to make up a square friend named Red to beat Bloo up with so he can bully Mac to his heart’s content, but the friend he creates is friendly instead of being mean and violent.

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.

Eduardo tells some little white lies to the nursery residents of Foster’s, and now has to cover his tracks so they cannot catch up to him.

Goofball John McGee comes to Foster’s and makes a total nuisance of himself. Frankie thinks he is a teenage kid passing himself off as an imaginary friend, who always needs help with homework and washing his jerseys, and eats all the food that Frankie buys from the store, but everyone else believes otherwise, leaving Frankie […]

Bloo and Mac enjoy playing with each other in the mud, but when it is raining, they get sick. As Mac is taken home by Frankie, Bloo misses out on the scary movie the friends planned to watch that night. When Wilt, Eduardo, and Coco begin to believe that the ghost in the movie is […]

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.

All Wilt wants to do is watch a basketball game on TV, but the house’s ridiculous requests and Wilt’s inability to refuse them keep him from seeing the big game.

When a large and dangerous imaginary friend starts destroying the city, a superhero friend named Imaginary Man comes to save the day, and Mac becomes his biggest fan. When Mac gets recruited as Imaginary Man’s sidekick, however, he ditches Bloo and starts to forget about their friendship. As a result, Bloo joins forces with Nemesis, […]

Loading the player... 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, […]

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 […]

Bloo finds out about a door in the home that everyone is forbidden to open. He asks around about the door, but no one will tell him what is behind it. Finally Bloo snaps and opens the door, releasing hundreds of imaginary friends called scribbles, small friends created by babies. The scribbles are natural hard-workers […]

Bloo, Frankie, and Madame Foster are tangled up in a chaotic series of events when Frankie wins tickets to the premiere of a new action movie starring Rod Tango.

After Eduardo finds a puppy when he was taking out the trash, he decides to keep it, despite the fact that dogs are not permitted inside the house due to Mr. Herriman suffering from a fear of dogs. However, despite Eduardo’s best efforts, the dog gets loose and starts causing problems that Eduardo takes the […]

When Foster’s needs a new roof, Bloo bakes up a plan to sell Madame Foster’s amazing cookies after his first attempt at selling lemonade in the middle of winter fails. When they finally get enough money to buy a new roof, Bloo sets himself up as the town’s cookie mogul.

The day of Madame Foster’s birthday comes around and Frankie has forgotten to buy streamers, so Mr. Herriman orders her to go get some. Mac, Bloo, Eduardo, Wilt, and Coco tag along, but wander off while in the mall and get into various scrapes, slowing Frankie down.

Mac and Bloo are using Frankie’s digital camera to make video interviews for the new Foster’s website, when they stumble upon Mr. Herriman dancing and acting silly for Madame Foster. Mac video tapes it, but after a quick laugh, he decides to erase the embarrassing video. Before he can, however, Bloo grabs the camera, shows […]

Bloo is sad about Eduardo getting adopted and holds auditions to get an alternate one; meanwhile, the residents get letters from those that were adopted in another Adopt-a-Thought Saturday.

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 […]

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

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.

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 […]

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, […]

Mr. Herriman is not happy about Bloo not perfectly following the rules of the house. When he threatens to kick Bloo out, Bloo gets so stressed out that he accidentally breaks a bust of Madame Foster. Bloo tries to find a way to fix the broken bust before Mr. Herriman finds out.

One morning, Mac wakes up to find that he is unintentionally created another imaginary friend named Cheese. Madame Foster allows the same rules as there are for Bloo, but Bloo does not approve of his new brother. After many attempts to get rid of him, Cheese disappears on his own. Bloo realizes that Foster’s could […]

Mac suspects that Bloo, along with the rest of the house, are planning him a surprise party. Mac, however, wants no part of it, since Bloo’s surprise parties always humiliate him in some way, and he is determined to foil Bloo’s plans by any means necessary.

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 […]

When Eduardo gets fleas from his puppy, he becomes discontent as the fleas are driving him mad. However, despite the way he feels, he decides to keep the fleas on him when he befriends them, though Frankie and Mr. Herriman want none of it and they decide to go to drastic lengths to get the […]

When a thunderstorm knocks out the power at Foster’s, the gang organizes a game of pretend. Goo – who pretends to be an international pop star – gets upset when the boys do not want to play with her, so she make-believes a gang of villains that will force them to listen to her imaginary […]