That '70s Show (1998)

S2E1 Garage Sale

The Foreman family decides to host a yard sale, and Hyde pitches in by whipping up some "special brownies" for the occasion. Unbeknownst to them, Red, Kitty, Bob, and Midge mistakenly indulge in the brownies, leading to some unexpected antics. In a haze of euphoria, an altered Red ends up selling the beloved Vista Cruiser, much to everyone's shock and amusement.