Dolly Parton set to make comeback with Las Vegas residencyDolly Parton recently thrilled fans by announcing her much-awaited comeback with a limited Las Vegas residency. The 79-year-old singer, widely regarded as a country music icon, is set to make a grand return. On Wednesday, June 25, the I... Dolly Parton set to make comeback with Las Vegas residencyDolly Parton recently thrilled fans by announcing her much-awaited comeback with a limited Las Vegas residency. The 79-year-old singer, widely regarded as a country music icon, is set to make a grand return. On Wednesday, June 25, the I...