Splunk is a commercial segment in It's All Been Done Radio Hour. Led by an announcer, it's a commercial in which kids are sold an ambiguous, possibly dangerous, product known as splunk. It was created by Nick Arganbright , who to date has written all episodes of the commercial. Original music in the ads are composed and performed by Kristin Green.
- Announcer played by Keith Jackson.
- Kids played by the rest of the cast, including any guest stars that month.
|1||"Splunk"||Nick Arganbright||Nick Arganbright||Show XXI||C34|
|2||"Splunk Strikes Back"||Nick Arganbright||Samantha Stark||Show XLIV||C109|
|3||"Return of the Splunk"||Nick Arganbright||Dallas Ray||Show L||C121|