The Lonely Island Presents: The Unauthorized Bash Brothers Experience is a Netflix special by comedy rap group The Lonely Island. Billed as a "visual poem", the special is directed by Mike Diva and Akiva Schaffer and stars Andy Samberg as Jose Canseco and Akiva Schaffer as Mark McGwire. It is presented as a rap album written and performed by Canseco and McGwire in the 1980s, when the pair was known as the Bash Brothers while playing for the Oakland Athletics. It was released along with an accompanying album on May 23, 2019. It was timed with the 30th anniversary of the A's 1989 championship season.