CREATE TABLE table_1878 ("Episode" TEXT, "Garfield Episode 1" TEXT, "U.S. Acres Episode" TEXT, "Garfield Episode 2" TEXT, "Original Airdate" TEXT)

Which Garfield episode 2 is the pie-eyed piper?
SELECT "Garfield Episode 2" FROM table_1878 WHERE "Garfield Episode 1" = 'The Pie-Eyed Piper'
SELECT "Garfield Episode 2" FROM "table_1878" WHERE "Garfield Episode 1" = 'The Pie-Eyed Piper'