Sorry,Jimmy Fallon, but no one can foolBlake Shelton.

When Shelton’s chair whirled around and he discovered who was singing, he began to laugh.

“you’re free to’t do that!”

THE VOICE – “Blind Auditions” Episode 2302 – Pictured: (l-r) Blake Shelton, Jimmy Fallon

Jimmy Fallon and Blake Shelton.Casey Durkin/NBC

“You broke the rules!”

“I textedCarson [Daly].

I said, ‘I gotta come over and say hey, buddy,'” Fallon said.

Congratulations, you’re a legend."

The pair then shared a hug.

There’s no way I’m hittin’ my button.'"

Horan said he, too, could tell it was Fallon “straight away.”

Chance simply added, “I thought you were Michael McDonald.”

“He does not deserve a chair turn on this show.

The Voiceairs Mondays at 8 p.m. ET/PT and Tuesdays at 9 p.m. ET/PT on NBC.

Watch Fallon’s blind audition in the clip above.