And your turd can sing.

Paul McCartney and his then-wife Linda McCartney reportedly mailed a music critic their baby daughter’s turd following a negative concert review in the early 1970s.

Wings drummer Denny Seiwell, who performed with the “Maybe I’m Amazed” singer after the Beatles broke up in 1970, recalled the surprising incident in McCartney’s newly released book “Wings: The Story of a Band on the Run.”

“So, okay, we take [the critic] along to the sound check. We let him backstage,” Seiwell, 82, began in the oral history book, which released Tuesday. “We let him on the bus. We let him see how we live and all that. He didn’t stay for the concert. He flew home.”

But despite not attending the Wings concert, the critic reportedly still wrote up a “full-on review” of the show.

“And h

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