Phineas Q. Butterfat's

 is a limited time building first released during the Valentine's Day 2013 Event in February 2013. It returned for the subsequent Valentine's Day Events as a premium building for 80 donuts.

It returned during the Valentine's 2017 Promotion as a possible prize in the Date Night Mystery Box.

It since has returned on February 12, 2018 during the Valentine's 2018 Promotion and on January 23, 2019 during the Love, Springfieldian Style 2019 Event as a prize in the Date Night Mystery Box.

About
Phineas Q. Butterfat's 5600 Flavors Ice Cream Parlor or Phineas Q. Butterfat's Ice Cream Parlor is an ice cream parlor in Springfield. There are several in Springfield, one of which is located inside the Springfield Mall.

Limited Time
Homer Lisa Milhouse
 * Eat at Phineas Q. Butterfat's - 8h
 * Eat at Phineas Q. Butterfat's - 8h
 * Eat at Phineas Q. Butterfat's - 8h

Trivia

 * This and Howard's Flowers are the only 2 buildings to appear in every Valentine's Event.
 * This building also appears at Universal Studios.