Deliberately omitting a vital (or not) piece of information from a text, only to send it in a second text a moment later, prefixed with the phrase "just one more thing" - either for the purposes of annoyance, or simply because its awesome.
Texter A: hey man, you still on for pizza?
Texter B: yeah, I'll see you there
Texter B: just one more thing...cool. Trololo
Texter A (having had to get his phone back out) : fucking columbo text
The famous detective from the show from the 70s-80s with the same name getting recognition online,often put into modern pop culture often to crack the cases of criminals from other media,or just generally being an online presence
Guyone:What video are you making? Why is Columbo speaking with Light Yagami?
Guy two: Oh,I'm Columbo posting!