Heineken created a Facebook app with Wieden+Kennedy Amsterdam, called ‘The Seranade’, allowing consumers to create a personalised serenade to their potential partner. A total of 640 different serenades asking a partner on a date were available.

Krispy Kreme UK unveiled a Twitter Love Roulette game, which aimed to find a ‘match made in heaven’ for singletons. Any matched-up couple which tweeted using the #krispykremeloveroulette hashtag would be entered into a prize draw.

O2 offered consumers the chance to tweet a message of love for non-identical twin “O2 Cupids” to read out on YouTube, using the hashtag #o2cupid. Messages could be sent anonymously, with the object of desire being tweeted when the YouTube clip was online.

Marmite created three e-cards with artist Pete Fowler, featuring the slogans ‘I need you in my life,’ ‘spread the love,’ and ‘let’s get together’. Facebook fans have also been given the chance to win a set of signed prints worth over £300.

First Glasgow asked the public to tweet what they thought was special about their partner, with one couple to be given a bouquet of roses and a dinner for two. ‘Valentine Vinny’ promoted the campaign by giving out roses in Glasgow city centre.

There has also been some great agency-created campaigns, including charity cards from Creative Spark, a matchmaking app from Spider Online and an AR ‘does s/he love you?’ app from Isobar Mobile and Posterscope.