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, […]

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 […]

Bloo is tired of Madam Foster getting all the glory for rescuing abandoned friends, so he sets up his own foster home – Bloo’s Foster’s Home for Imagainary Friends – in a cardboard box on the sidewalk.

On Adopt-A-Thought Saturday, Madam Foster renews a feud with her cranky old neighbor Old Man Rivers with disastrous consequences. Meanwhile, Bloo tries to settle a score of his own with Rivers’ irritating grandson, Young Man Rivers.

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 […]

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.

Eduardo runs away from the home to prove that he is not a coward. Meanwhile, Terrence is looking for an imaginary friend to compete in the Extreme-O-Saur Battle, and he comes across Eduardo. While Mac, Bloo, Wilt, and Coco search for Eduardo, Terrence uses him to fight against huge imaginary friends at the junkyard.

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 […]

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 […]

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 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 jealous of Wilt getting special attention for the number of abandoned imaginary friends he brings to Foster’s, so he tries to rescue imaginary friends just like Wilt does. When Bloo finds a man in a cell-phone suit and thinks he is a friend, he takes him to Foster’s, thinking everyone will give him […]

Bloo visits a retirement home and disguises himself as a senior, getting to live there and being pampered all day long. When Mac finds out about it, Madame Foster teams up with him in order to get Bloo out of there.

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.

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 […]

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 a recent adoption leaves a room at Foster’s vacant, Bloo, Coco, Wilt, and Eduardo all fight over it, along with another friend named Peanut Butter. Everybody soon starts to make contests to see who will win the room, which leads Bloo to try to make contests that he can cheat at.

After beating Mac’s high score in a video game, Bloo goes to rub it in his face at school, but is horrified when he comes to the conclusion that Mac is a nerd. When Mac arrives, Bloo quickly works to make Mac cool, but none of their ideas work. Only when Mac says he does […]

In this Emmy Award-winning movie, Frankie is tired of working without being thanked. One day, a toy box is discovered at Foster’s front door. Frankie is ordered to take it to the attic and leave it alone, but she knows there is an imaginary friend trapped inside, and opens the box to find it. When […]

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.

The gang goes to an arcade and while everyone else is winning many tickets, Bloo isn’t. Bloo then becomes very interested in glow in the dark Dracula teeth, which are worth 500 tickets. Bloo wants them to give him their tickets so he can get one, but the others decided to collect all of their […]

When rain forces them to cancel their trip to a water park called Monsoon Lagoon, the gang decide to have their own fun, by making videos and uploading them to ViewTube (a parody of YouTube), while Bloo is constantly sulking because of their canceled trip.

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

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 is convinced that Cheese is a spy working for an evil extraterrestrial organization to steal the brains of everyone on earth after seeing a sci-fi movie and reading a tabloid newspaper where it’s pictures is similar to him. Later on, Frankie and everyone else (including Bloo) is stuck in an out of control day […]

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 […]

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 […]

Frankie and Madame Foster are leaving for the day, so Mr. Herriman is placed in charge of the house. However, Madame Foster inadvertently gives Bloo the idea to throw a wild party, and he plans to do so without Mr. Herriman’s consent. While they manage to come up with a method to distract Mr. Herriman, […]

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).

When various imaginary Santa Clauses are brought to Foster’s, Mac begins to lose his faith in Santa’s existence, so it is up to Bloo and the others to help restore Mac’s faith in the old St. Nick. Bloo sends Wilt on a sleigh ride around the world and tries to get Eduardo to slide down […]

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 […]

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.