Guestsperts are "guest experts" that periodically appear on My Brother, My Brother and Me to help give advice.

Guestspert Episodes

Bestselling author, writer of Savage Love, and host of the Savage Lovecast. He was not technically a guestspert, but was their first celebrity advice-giver.

Comedian, actor, podcaster, and the then-host of the Maximum Fun podcast Wham, Bam, Pow.

Grammy and Tony award winning composer, actor, rapper, and lyricist. He composed the song "Fugue for Brotherhorns" (based on "Fugue for Tinhorns" from Guys and Dolls) for his first guestspert appearance.

Rock musician and podcaster. He composed and performed MBMBaM's theme song with his band the Long Winters.

Bestselling author of Eat, Pray, Love and The Signature of All Things. She bought a Jumbotron message for Episode 221.

Author, actor, and podcaster.

Writer and actor, best known for his portrayal of Crow T. Robot during the later seasons of Mystery Science Theater 3000 and for his work with Rifftrax, a movie riffing supergroup formed by multiple MST3K alumni.

Author of critically acclaimed fantasy novels The Name of the Wind and its bestselling sequel, The Wise Man's Fear. Together, they make up the first two of a proposed three novels in Rothfuss' Kingkiller Chronicle, which is being adapted into a movie and a Showtime television series with Lin-Manuel creating the music and executive producing.[1]

A comedy and podcasting duo.

Actor, comedian, and writer. Host of Hidden America and co-host of The Nerdist Podcast, as well as current host of Mystery Science Theater 3000: The Return.

Musician, God of Good Vibes, Mayor of Margaritaville.

Star of stage and screen, best known for her role on Taxi. She's also known for her ability to remember very specific details of almost every day of her life. She was first exposed to the podcast at the premiere of Escape to Margaritaville in Episode 400.

Young actress known for her role in 2018 film Eighth Grade.

Co-host and executive editor for America's Test Kitchen.

Actor (best known for The Tick) and co-host of the podcast Blank Check.

Actor, author, and playwright.

Video game journalist and author.

Author and creator of xkcd.

Actress, writer, and producer.

Musician, TV producer, actor, and member of The Aquabats.

Vlogger, entrepreneur, and author. He also appeared on the MBMBaM TV show with his brother, John.