It's suckish that some of their best songs always have to be the shortest. Heartbeat is the fifth track on Scouting for Girls' eponymous album.
Give it a try. :) It's catchy, upbeat and makes you smile with every listen.
Am I alone in your heart?
Have I hope with your heart?
She's such a teaser, she's such a star.
Give me a reason or gimme a chance.