These 13 is a collaborative studio album by American musicians Jimbo Mathus and Andrew Bird. It was released on March 5, 2021 through Thirty Tigers. Recording sessions took place at Hollywood Sound Recorders in Los Angeles and at Barebones Studios. Production was handled by Mike Viola. The album peaked at number 65 on the Top Album Sales in the United States. The album was met with generally favorable reviews from from music critics. At Metacritic, which assigns a normalized rating out of 100 to reviews from mainstream publications, the album received an average score of 79, based on nine reviews.