Dolly Parton has added six dates to her Better Day world tour. The fall leg of the tour will begin on Oct. 7 in Cedar Park, Texas, near Austin. In addition, she will perform in Tulsa, Okla., on Oct. 8; Biloxi, Miss., on Oct. 11; Valdosta, Ga., on Oct. 14; Clearwater, Fla., on Oct. 15; and Sarasota, Fla., on Oct. 16. As previously reported, Parton will launch the tour on Sunday (July 17) in Knoxville, Tenn. After the summer dates in the U.S., she will take her tour to Europe in August and September. She will also tour Australia in November. Parton will sing her new single, "Together You and I," on NBC's The Tonight Show on July 22.