Musketon on Twitter: "Hey Arnold fan? Ever noticed the penis in grandpa's head? You're welcome. http://t.co/Y5lQ6Wdc" / Twitter
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Your fave drinks bathwater! on Tumblr
Arnold's Grandpa (@HeyArnoldGranpa) / X
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Crispy After Dark — Arnold's Grandpa at the doctor in Hey Arnold's
Shirtless Drawn Cartoon Boys & Men: Shirtless Phil Shortman in Hey Arnold!
