2002 November 27, Trey Parker, “The Biggest Douche in the Universe” (14:28), in South Park[1], season 6, episode 15:
Rob Schneider derp dee derp. Derp dee derpity derpy derp. Until one day, a derp a derp a derp a derp.
2007 July 17, anonymous author, “angry /v/”, in chanarchive.org (4chan)[2]:
DerpDerrpDerpDerrpDerpDerpDerpDerpDerp
2011 January 10, Tom Allen, “Re: Expression of a woman's sexuality”, in soc.sexuality.general[3] (Usenet), message-ID <add2880c-51f2-48ba-bcb1-4f9bff60dd58@l24g2000vby.googlegroups.com>:
Me: Hi, remember me from SSG? Can I ask you about herping the derp? R1: Oh, hai Tom. Sure, that would be the derp that was herping blah blah blah...
2012 July 9, David Adams, “Mikali "Banshee" sh'Shar - Sobriety is Hell. Other People is Hell.”, in Google Groups: UFOP: StarBase 118 - USS Avandar[4], CADGtVNAW7=z1UUBJRcXS+H+HQr+A8E2zhPx5TOg9nHF0KFu...@mail.gmail.com:
Blah blah, meow mix meow mix, herp derp terp.
2012 November 13, News, “Welcome to Texas, Petitioners for Anti-Secession!”, in rec.autos.sport.f1[5] (Usenet), message-ID <k7v0u6$5hj$1@dont-email.me>:
Liberal blogger Dave Waldman took a more absurdist approach with his petition: “Peacefully grant the State of Herp-a-Derp to withdraw from the United States of America & create its own NEW government.”
2018 July 31, Paul Krugman, “Transaction Costs and Tethers: Why I’m a Crypto Skeptic”, in The New York Times[6], →ISSN:
But if you want to argue that I’m wrong, please answer the question, what problem does cryptocurrency solve? Don’t just try to shout down the skeptics with a mixture of technobabble and libertarian derp.
2005 November 17, knucmo, “Re: Music Review: Frank Zappa - Trance-Fusion”, in alt.fan.frank-zappa[7] (Usenet), message-ID <1163768168.079697.250410@m73g2000cwd.googlegroups.com>:
2013 January 11, Paolo Dimarco, “Need to work on stuff,....please read all”, in Google Groups: Pwn Shop[8], CADhtQ-dXGTJLZBp_Kk_hZc98B7p4AVw4agV-H=N90NQuour...@mail.gmail.com:
Derps are going to happen but repeated derps aren't acceptable.
2011 August 22, Scion-of-Fenrir, “Re: 4e Forgotten Realms Campaign”, in Google Groups: /tg/'s Google group[9], 184e4b33-8013-4f8f-b312-ce498111076a@b34g2000yqi.googlegroups.com:
Wait, so we're allowed to have magic items from the start? I must of derped pretty hard.
2012 April 22, Double Eight, “Re: Next Meetup”, in Google Groups: Windy City Bronies[10]:
Also, there was a Derpy cameo in this one, but she didn't have derped eyes.
2012 October 25, Brian Benchoff, “Electronic demon costume is surprisingly unnerving”, in Hack A Day[11]:
The eyes are wired to the same I2C address to prevent derping, but the three red mouth LED matrices are capable of displaying anything that fits on an 8×24 LED matrix.
