This week, presenter Arielle Free welcomes a healthcare assistant, an operations manager and a scientist on to the Love Song stage to step up to the mic in Scotland's unique music matchmaking club.Demi is a 25 year-old healthcare assistant from Dundee who swaps singing to her patients for a sing-along with potential dates.Operations manager, Michael (33) from Edinburgh is the expert of the ‘friendzone'. A showman on stage, he gets tongue-tied when it comes to love, and is hoping he can sing his way to a date with one of his three co-singers.Also this week, recently single Nathan loves the outdoors but is heading inside to find love. The 31 year-old scientist hopes that by singing two songs close to his heart he'll capture the heart of one of his musical matches.