- Munroe Yoder - Lead Singer/Bass (voiced by Doug Preis)
- Chap Lipman - Guitar (voiced by Doug Preis)
- Flounder - Drums (voiced by Fred Newman)
- Wendy Nespah - Keyboard/Tuba (voiced by Becca Lish)
- "Killer Tofu"
- "I Need Mo' Allowance"
- "Shout Your Lungs Out"
- "Where's My Sock?"/"Where's My Hair?"
- "I Sneezed On My Face" (mentioned)
- "My Foot's Asleep" (sung by Skeeter in "Doug's Hot Ticket")
- "Zombie Girlfriend" (mentioned in the book, The Funnie Haunted House)
- Beets Me (from "Doug Rocks")
- Beet the Heat
- The What Album (from Doug's Big Game)
- Let It Beet (from the book, Doug's Treasure Hunt)
- Meet the Beets (mentioned in Doug's Big Game)
- "Doug Rocks" - They appear at the end of the episode, singing and dancing with Doug and Skeeter.
- "Doug, Mayor for a Day" - Cameo in the background crowd of Doug's imagination.
- "Doug's Dinner Date" - Wendy Nespah makes a cameo appearance in one of Doug's fantasies.
- "Doug Meets RoboBone" - The Beets perform at the Bluffington School.
- "Doug's Hot Ticket" - The Beets perform at Bloatsburg Stadium.
- In "Doug Rocks", it's stated that Wendy Nespah is the lead singer, however, in all their appearances it seems to be Munroe Yoder who is the lead singer.
- Their original name was the "Pickled Beets," a spoof of the Silver Beetles.
- Fans of the band are referred to as "beetniks", a parody of beatniks.
- They are a parody of the popular 1960’s rock band The Beatles, but their sound is a parody of the Ramones. Munroe Yoder is based on John Lennon while Chap Lipman is based on Ringo Starr. Flounder and Wendy Nespah are based on Paul McCartney and George Harrison, respectively.
- The Beets' first #1 single was "I Sneezed On My Face", a parody of "I've Just Seen a Face."
- The Beets' album "Beets Me" features a very small picture of Chap Lipman after his gallbladder surgery.
- Nickelodeon has released a few music videos using their songs with clips from the show.
- Gigi Amici is Wendy Nespah's pet fruit bat.
- Munroe is a phonetic anagram of Ramone.
- The What Album is a parody of the Beatles album, The White Album.
- "Let it Beet" is a parody of "Let It Be".
- Meet the Beets is a parody of Meet the Beatles.
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