In answer to the first, it's neither. By common consensus, there is just the one fuck for whose sake something happens, so generally "For fuck's sake", but in case of a cluster of them then "For fucks' sake"
Fuck sake. Edit: ^ yes festerban.
Fuck sake
Fuck all Asian beverages.
@Squaredisk started
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In answer to the first, it's neither. By common consensus, there is just the one fuck for whose sake something happens, so generally "For fuck's sake", but in case of a cluster of them then "For fucks' sake"