Hey Arnold!
Eugene's Birthday (4x5)
Air date: Mar 17, 1999
When Arnold feels guilty about accidentally not sending out invitations to Eugene's Birthday party (because he and Harvey missplaced mail with each other), he tries to Eugene another surprise party.
- Premiered: Oct 1996
- Episodes: 190
- Followers: 127
- Ended
- Nickelodeon
- Daily at 18