2004 – The first episode of Now Hear This, a radio show created and hosted by John Flansburgh, premieres. The theme song is "I Hear A New World", performed by Robin Goldwasser.
1990 – They Might Be Giants perform "Birdhouse In Your Soul" and "Istanbul (Not Constantinople)", singles from the album Flood, on The Tonight Show Starring Johnny Carson, hosted by Jay Leno.
2004 – Indestructible Object is first released.
1988 – They Might Be Giants perform at the 1988 New York Music Awards and win the award for Best Rock Band (Independent or Unsigned).
2008 – They Might Be Giants perform "Seven" on Late Night with Conan O'Brien.
1960 – "A Nice Place to Visit", an episode of The Twilight Zone, first airs. This is the episode that inspired John Flansburgh to write the song "Hell Hotel".
2015 – They Might Be Giants performs "Bills, Bills, Bills" live at the AV Club, like they did for Tubthumping. "Bills, Bills, Bills" is later released as a song for Dial-A-Song (2015).
2015 – Glean is released.
1964 – The 1964 World's Fair, which is referenced directly or indirectly in multiple TMBG projects, opens to the public.
2006 – The Beardo 2006 tour begins.
2011 – Four Advance Tracks from Join Us are made available digitally, offering a preview of the new album, and accompanied by artwork from Paul Sahre.
1999 – Direct From Brooklyn is released on VHS.
2012 – This Day In TMBG History was initiated by John Flansburgh himself.
2005 – Here Come The ABCs on DVD is certified Gold (50,000 units sold) by the RIAA, only two months after its release. It is the second release by They Might Be Giants ever to go Gold, following Flood in 1993.
2014 – Danny Weinkauf's debut solo album,
No School Today, is released.
1829 – The town of Canajoharie is incorporated. It will prompt the writing of "Canajoharie" on Join Us.
2001 – They Might Be Giants gather with various authors for an ensemble show commemorating Timothy McSweeney's Quarterly Concern #6. The show, which features a full rock set from They Might Be Giants and lasts two and a half hours, raises over $10,000 for Reading Is Fundamental.