David Allen Coe, Hank Williams Jr, Waylon Jennings, Willie Nelson, and Johnny Paycheck transformed from the short haired, straight laced, rhinestone Nudie suit mainstream Nashville persona into outlaw singers, and I think wore their hair long and grew beards and looked so greasy to sell records.
But as for Johnny Paycheck, he made every hillbilly singers list when he wrote
Apartment Number 9
The Grand Ole Opry expelled the original Hank Williams and Lefty Frizzell both, for drunkenness.
They remain Hank and Lefty, anyway.