When 7UP Was A Blatant Innuendo For Sexual Liberation

With slogans in the mid-60s and 70s like 'Wet 'n' Wild' to "UNDO It With 7UP" there's little reason to argue how 7UP ads were not playing the sex sells card in classic nostalgic absurdity. Hell, what's a better symbol to suggest 'getting lucky' than the number Seven?