Hey Arnold!
S05E03 Helga's Masquerade
Helga chooses to imitate Lila's behavior in hopes of winning Arnold's affection.
Season 5 Episodes
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3
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5
6
7
8
9
10
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13
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15
26
31
Monkeyman!
Buses, Bikes, and Subways
Helga's Masquerade
Mr. Green Runs
Sid the Vampire Slayer
Big Sis
Bag of Money
Principal Simmons
New Bully on the Block
Phoebe Breaks a Leg
Helga's Locket
Sid and Germs
Suspended
Ernie in Love
Parents Day
Gerald's Game
The Racing Mule