Here is who has been guessed so far...

Dale Earnhardt

Elvis Presley

Toby Keith

Johnny Cash

Val Kilmer

Mel Tillis

Phil Robertson

Jimmy Buffett

Billy Graham

Walter Payton

Mike Ditka

George Jones

Waylon Jennings

Merle Haggard

Zacchaeus

Johnny Carson

Benjamin Lincoln

Wernher Von Braun

Prince

Pat Morita

Larry Hagman

Robin Williams

Paul Walker

George Foreman

Roger Miller

Troy Gentry

Keith Whitley

James Dean

Meatloaf

Porter Wagoner

Muhammad Ali

Frank Sinatra

OJ Simpson

Patrick Swayze

Charlie Pride

Freddy Fender

Benjamin Franklin

Gene Hackman

Bozo the clown

Kenny Rogers

Luke Perry

Ozzy Osbourne

Michael Jackson

John Meadows

John Candy

Johnny Majors

Scott Bloomquist

Red Sovine

Dusty Rhodes

Hulk Hogan

Macho Man Randy Savage

Floyd Cardoz

Bobby Allison

Kobe Bryant

Jimmy Carter

Joe Diffie

Gram Parsons