This years "Call Me Maybe" is on the 78 degree horizon. Every year a new song is dubbed the "song of the summer" and we either love it or hate it - there's really no in between. Early contenders Icona Pop, Mariah Carey and Macklemore and Ryan Lewis are making waves on the charts, but will they hold on to those top spots for too long? Intern Arielle crafted a summer playlist and here's some early contenders. Who did she miss?