Fair rating?Hey Arnold!· Season 4 · Episode 23
Grandpa's Sister
Phil's twin sister comes for a visit, bringing along an unsettled conflict between them.
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#10In Season 4of 29 rated episodes
#47All-timeof 169 rated episodes
−0.0vs season avgSeason 4 averages 7.0
1999First airedOctober 16, 1999
