If Johnny Cash were a lifeguard, he’d be Johnny Splash

If Johnny Cash was arrogant and rude, he'd be Johnny Brash

If Johnny Cash beat his wife, he would be Johnny Smash

If Johnny Cash was the economy he'd be Johnny Crash.

If johnny cash was a nazi he'd be johnny fash

If Johnny Cash could see clearly now, the rain has gone, he'd be Johnny Nash

What do you mean "if" ?

If he smoked it all he'd be Johnny Cashed

If johnny cash wrote rap music he'd be johnny trash

If Johnny Cash were a hoarder he'd be Johnny Stash

If Johnny Cash were the Hulk he'd be Johnny Smash