Pun of the Day Light bulb designers aren’t too bright. You always have to <strong>filamen</strong>t. 12/13/2025 · The Pun Gents Light bulb designers aren’t too bright. You always have to filament. Tagged: occupations, stupidity HilariousPretty GoodOKPretty BadTerrible (2 votes, average: 2.50 out of 5)