101% Spooky Whizbang! with Henry and June (partially found Nickelodeon Halloween block; 1999)
101% Spooky Whizbang! with Henry and June was a Halloween block that aired on Nickelodeon from at least after September 18th, 1999 until November 1, 1999. The block was hosted by Henry and June from Nick's own KaBlam!. Mark Marek, creator of Henry and June, animated segments for the block.
In July 2012, YouTuber TheVHSkid76, uploaded commercials during the block. In doing so, he filmed a 15-second segment where Henry and June are at a basketball game. This also contained the commercial to the animated segments.
- Halloween Party: It is believed that this segment was where Henry and June were at a Halloween party. The segment shows Henry and June standing behind a party-goer who is dressed as a ghost with a banner above him saying "HAPPY HALLOWEEN."
- Classroom: Only the first 3 seconds of this segment were found by JackIsCool TV. It shows Henry and June in a classroom at night for unknown reasons. June points at Henry, then explains the show the viewer is about to watch.
- Campfire: This segment involves Henry and June going camping After a few moments of talking, Henry gets crushed by Mr. Foot. The segments existence was confirmed by and revealed by YouTuber Khalil The Retro Guy when he uploaded a series of commercial breaks from 1999.