Complex sentence: Hot Chelle Rae began in 2005, with the meeting between singer-songwriter Ryan (RK) Follese and guitarist Nash Overstreet who began unsigned with the name Miracle Drug.
Split into simpler sentences: Hot Chelle Rae began in 2005, with the meeting between singer-songwriter Ryan (RK) Follese and guitarist Nash Overstreet. They began unsigned with the name Miracle Drug.