"TB Saga" is a humorous song by Tyler Joseph, the lead vocalist of the band Twenty One Pilots. The song is a tribute to fast food chain Taco Bell, known for its tacos and other greasy food items. The lyrics express the singer's love for Taco Bell and their menu items, such as the Nacho Bell Grande and Cheesy Gordita. The song starts with lyrics describing the greasiness and appeal of fast food, particularly Taco Bell. It also mentions the singer's preference for their nachos, even comparing them to diarrhea (in a playful way). The chorus emphasizes the singer's love for Taco Bell and suggests that food like theirs is heavenly. The song takes a comedic turn in the verse where Jay Joseph raps about robbing a taco store for a refill. Following this, a dialogue is incorporated into the song, featuring a humorous conversation between the singer and a Taco Bell cashier. The song continues with references to the cashier's name, Omar Vizquel, and a comparison between Taco Bell and Chipotle. The latter part of the song takes a more playful approach, singing about chalupas (a popular Taco Bell menu item) in a comical manner. Towards the end of the song, the lyrics mention how the singer loves Taco Bell and how it's open late for when they're really hungry. There is also a reference to Jesus and St. Peter enjoying chalupas. The song ends with repetitive chants of beef and cheese, emphasizing the love for Taco Bell's menu offerings. Overall, "TB Saga" is a lighthearted, fun song that highlights the singer's fondness for Taco Bell and its fast food items, sprinkled with humorous and quirky lyrics.