Fair rating?The Grim Adventures of Billy and Mandy· Season 4 · Episode 17
Zip Your Fly
Billy and Mandy find a supernatural zipper from Grim's robe, and while Billy uses it to create mischief, Mandy gets herself in a sticky situation.
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#1In Season 4of 13 rated episodes
#4All-timeof 61 rated episodes
+0.2vs season avgSeason 4 averages 6.8
2005First airedJune 27, 2005
