My source is that I'm a native English speaker from an English speaking country and me and everyone around me have used this phrase since childhood.

("me and ... have ..." is another thing that upsets language purists)

Sure, and I can also make up my own rules as I go along. After all language evolves, right? /s

I didn't purged...

I don't had any money...

See how silly they sound? The whole point of language is to have rules to facilitate understanding.