No mention was made in the production notes for “Doobious Sources” as to whether the filmmakers themselves were high when they were making this micro-budget stoner comedy, but given the wildly unfunny results, it would certainly account for the seriously wasted energy. Jeff Lorch and Jason Weissbrod play a pair permanently toasted freelance video reporters making up the Instant Karma Investigative News Team, who have been making a name for themselves by “bringing the scumbags of the world to the public’s attention for over five years.”