Is it just us, or does it seem like the excitement building up to the presidential election acts as an aphrodisiac for the candidate couples? Far from conservative kisses, Mitt and Ann Romney have been showing the love everywhere from the Republican National Convention to the debates. And we never tire of seeing the always affectionate Obamas get touchy-feely along the campaign trail. It's sweet to see both political pairs engage in a bit of PDA as the candidates' wives stand by their men. Ahead of tomorrow's big election, let's take a look at the Obamas' and the Romneys' cutest couple moments on the 2012 presidential campaign!