With their chemistry onstage, it may look like Rob Thomas and Charles Kelley have known each other for years. In reality, they first met during rehearsals for their new episode of CMT Crossroads premiering Friday (July 1) at 10 p.m. ET/PT. As a member of Lady Antebellum, Kelley previously performed on CMT Crossroads with Stevie… <a href="http://www.cmt.com/news/1768290/rob-thomas-and-charles-kelley-get-smooth-on-cmt-crossroads/" title="Read Rob Thomas and Charles Kelley Get “Smooth” on CMT Crossroads“>Read more »