Play video content EXCLUSIVE 8/22/17 TMZ.com

Migos rapper Quavo doesn't want to tamper with the OG national anthem, he's got bigger plans for one.

There's a petition going around to have Quavo ad lib on the 'Star-Spangled Banner' track. 7,600 people are already on board.

We got Quavo at LAX Tuesday, and he thinks the song that's impossible to sing needs some serious updating with new messaging ... he thinks the point should be unity and equality.