sentences:  In the episode "Home Away from Homer", Ned mentions that a recently opened, left-hand megastore, called "Left-Mart" (a parody of Wal-Mart) is threatening his business.The season 25 episode "White Christmas Blues" reveals that competition from the Southpaw Superstore forced Flanders to downsize the business to a mall cart, the "Leftorium Express", which he splits with a cosmetic saleswoman.In the season 29 episode "Left Behind", the Leftorium closes for good, leaving Flanders unemployed until he finds a new job as Bart Simpson's new teacher, substituting the void left by his deceased second wife Edna Krabappel.