|Directed by:||Timothy Björklund|
|Written by:||Michael Price|
|Release date:||October 28, 2000|
|Running time:||11 minutes|
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, originally aired with "Let Sleeping-Over Dogs Lie" as the sixth episode of the show's first season.
Mr. Jolly dehydrates himself after hearing a sad story about Leonard hating Halloween. Also, Spot accidentally comes to school naked and must trick everyone into thinking he's wearing a costume.
|Nathan Lane||Spot Helperman / Scott Leadready II|
|Shaun Fleming||Leonard Helperman|
|Debra Jo Rupp||Mary Lou Helperman|
|Jerry Stiller||Pretty Boy|
|David Ogden Stiers||Mr. Jolly, Custodian|
|Clancy Brown||Fifth grade teacher|
|Brad Garrett||Dutch Calenza|
|Rob Paulsen||Ian Wazselewski, Fourth grader, Ice cream man|
|Wallace Shawn||Principal Strickler|