It's the Scary Old Custodian, Adam Lyon (S01E15)

S01E01 Inoculation Day S01E02 Animal Testing S01E03 Lyon of Scrimmage S01E04 Bad News Bear S01E04 Truman v. Dewey S01E05 Chew on This S01E05 Jackson v. Adams S01E06 The 'A' Word S01E07 Shark Attack S01E08 Me Adam, You Jake S01E09 The Sheds S01E10 Shiny Thing S01E11 Amazon Kevin S01E12 Grub Drive S01E13 Law and Odor S01E14 Yesterday's Funny Monkey S01E15 It's the Scary Old Custodian, Adam Lyon S01E16 My Science Project S01E17 Two Tons of Fun S01E18 Docu-Trauma S01E19 Supplies Party S01E20 She's Koala That S01E21 Political Animals S01E22 Guano in 60 Seconds S01E23 Bubble or Nothing S01E24 Up All Night S01E25 Kerry to Dance?