What series of reality TV shows, focused on the lives of musicians, performers, managers, and record producers, has aired on VH1 since 2011, the original of which was set in New York, with spin-offs set in Atlanta, Hollywood, and Miami?

Of the 15 independent countries that have formed as a result of the breakup of the U.S.S.R. in 1991, name the one that comes first alphabetically AND the one that comes last alphabetically.