Carly Rae Jepsen has admitted she has a "problem" with shoes because she can't stop adding pairs to her vast collection.The 27-year-old singer is obsessed with footwear and admits her wardrobe is getting full enough to burst because she has so many different types.Carly is trying to cut back on her shoes but admitted she finds it difficult because she gets offered lots of free pairs.The pop star - who is the new face of clothing brand Candie's - told People: "I actually have a problem My closet has become a little obnoxious."But today, I found some Candie's sandals and boots and heels that I'll have to add to that collection, because I have fallen in love, and love is a thing you can't fight."The 'Call Me Maybe' hitmaker will be starring in her first ever TV commercial for Candie's which will be broadcast during the 2013 Teen Choice Awards in August.Carly's work with Candie's might help satisfy her need for footwear, but it could also be tough on her romances.She has been dating musician Matthew Koma, 26, for 11 months but admitted she struggles to find the right balance between her work and personal life.She said: "It takes a lot of planning and organisation which, if you know me, are two of my least awesome skills."He's always like, 'Where are you going next week?' and I'll be, like 'Oh, something with an M?' "