Love it or hate it, there are a slew of ways to celebrate Valentine's week (or not), from cabaret to special prix fixe dinners to an anti-Valentine's comedy show and an '80s power ballad sing-along.But it's not all about love and heartbreak) this week. It's also Mardi Gras, the last days of SF Beer .
From traditional dates like couples classes, concerts, chocolate tastings and sunset sails to lovely left-field events like penguin watching, ghost hunting and an anti-Valentine's singalong, here's some fun ways to celebrate Valentine's Day.