Spiro's

 is a limited-time building that was released on March 17, 2021, as part of the Springfield Choppers 2021 Event. It was the second prize to be won in the event.

Regular
Bart Spiro
 * Play Pool With Bikers - 6h
 * Class Up the Joint - 4h
 * Break Up Another Bar Fight - 8h
 * Relive the Glory Days - 12h

Quest Based
Meathook Ramrod Spiro
 * Break a Bottle Over Ramrod's Head - 4h
 * Start a Bar Fight - 4h
 * Take In a Show - 4h
 * Crack a Pool Cue in Two - 4h
 * Start a Bar Fight - 4h
 * Have a Martini - 4h
 * Strictly Enforce the Guest List - 4h
 * Re-open Spiro's Gyros and Biker Lounge - 4h

Event Quest Based
Bart Homer Meathook Ramrod Wilbur Nurple
 * Defend Turf With His Slingshot - 4h
 * Reluctantly Cheer on Homer - 4h
 * Defy Death in the Ball of Death - 4h
 * Eat it Hard - 4h
 * Give Wilbur Nurple a Purple Nurple - 4h
 * Watch the Flank - 4h
 * Call for Purple Nurple Backup - 4h
 * Defy Death in the Ball of Death - 4h
 * Prevail - 4h

Trivia

 * Only one can be obtained.
 * It can be placed on grass, pavement, dirt, krustyland road, boardwalk, pier, edge of boardwalk, or edge of pier.