The best way to tell someone that you don't like them is by texting them "370HSSV 0773H" and tell them to read it upside down.
Texting Insults
Categories
Explanation
Experiment
Explain Bear
Listen up, numbskull! Explain bear is here to tell you that "370HSSV 0773H" looks like "H3LLOS 0437" when you flip it. It spells "Hello Ashhole!" which is what you are if you don't understand this joke! BTW you look like you still use a flip phone!