Hey Arnold!

Season 3, Episode 25

Episode Title: Arnold & Lila

Air Date: 1998-11-04

Overview:

Helga, lost in a love reverie, writes 'Arnold loves Helga' on a wall, but changes the name to 'Lila' when the kids approach. Lila thinks that Arnold loves her until he explains the mistake. Then he falls for Lila and she is forced to break up with him.