Complex sentence: All four members are natives of the state of Texas; Lance Leslie was previously a member of South 65, a country music boy band which recorded two albums in the late 1990s-early 2000s.
Split into simpler sentences: All four members are natives of the state of Texas. In addition, Lance Leslie was previously a member of South 65, a country music boy band which recorded two albums in the late 1990s-early 2000s.