Related Information for Ballas Hough Band Ballas Hough Band is originally known as Almost Amy and has been in the music biz for a few years. Its members consist of Derek Hough (vocals) and Mark Ballas (vocals, guitar) of Dancing with the Stars, Emily Grace (vocals, keyboard), Harry Sullivan (drums) and Sam Marder (guitar). Mark and Derek have known each other for many years and when they were younger, Derek went to London to live with Mark and his family for a few years. Mark and Derek have known Emily, Harry and Sam for several.. read more