Kaboom was the name of a vitamin-fortified, circus-themed breakfast cereal introduced by General Mills in 1969, which contained oat cereal bits shaped like smiling clown faces and marshmallow bears, lions, elephants, and stars. Its mascot was a smiling circus clown.^[1]

Known primarily as a breakfast cereal of the 1970s and 1980s, Kaboom remained available for sale until 2010 when it was discontinued by General Mills.

• Kaboom cereal was referenced in the first chapter of Don DeLillo's 1985 novel White Noise.
• Quentin Tarantino's 2003 movie Kill Bill: Volume 1 included a scene in which character Vernita Green uses a gun hidden in a box of Kaboom cereal in an attempt to kill The Bride.
• A box of Kaboom also appears as a focal point in the Butthole Surfers' video for their song "Cherub".
• Kaboom cereal was referenced in the "Game of Tones" episode of Futurama.
• Kaboom was the subject of a humorous essay at Ace of Spades HQ on September 4, 2013.
• In the Mary Tyler Moore episode "Just Friends", anchorman Ted Baxter lists Kaboom and Cocoa Puffs as his favorite cereals.
• Kaboom cereal was referenced in the MST3k episode "Indestructible Man" during the opening dialogue.
• Kaboom Cereal was referenced in Tim Dillon's Podcast. Patreon Episode #239 Like an Animal ft. Ray Kump.

• List of defunct consumer brands
• List of breakfast cereals