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Hey Arnold!
Season 5 · Episode 3
Helga's Masquerade
7.011mMarch 11, 2001
Helga decides to act like Lila so Arnold will like her..
Episodes
- Episode 1Monkeyman!
- Episode 2Buses, Bikes, and Subways
- Episode 3Helga's Masquerade
- Episode 4Mr. Green Runs
- Episode 5Sid the Vampire Slayer
- Episode 6Big Sis
- Episode 7Bag of Money
- Episode 8Principal Simmons
- Episode 9New Bully on the Block
- Episode 10Phoebe Breaks a Leg
- Episode 11Helga's Locket
- Episode 12Sid and Germs
- Episode 13Suspended
- Episode 14Ernie in Love
- Episode 15Parents Day
- Episode 16Summer Love
- Episode 17Stuck in a Tree
- Episode 18Rhonda Goes Broke
- Episode 19Beaned
- Episode 20Old Iron Man
- Episode 21Arnold Visits Arnie
- Episode 22Chocolate Boy
- Episode 23Harold vs. Patty
- Episode 24Rich Guy
- Episode 25April Fool's Day
- Episode 26Gerald's Game
- Episode 27Fishing Trip
- Episode 28Married
- Episode 29On the Lam
- Episode 30Family Man
- Episode 31The Racing Mule
- Episode 32Curly's Girl
- Episode 33The Journal (1)
- Episode 34The Journal (2)
- Episode 35Timberly Loves Arnold
- Episode 36Eugene, Eugene!
- Episode 37Ghost Bride
- Episode 38Gerald vs. Jamie O
- Episode 39A Day in the Life of a Classroom
- Episode 40Big Bob's Crisis
- Episode 41Phoebe's Little Problem
- Episode 42Grandpa's Packard