Brad Paisley has extended his H20 World Tour with additional dates stretching through November. Darius Rucker and Justin Moore will continue with the tour as well. Paisley's updated schedule includes four Canadian dates in October. He's now scheduled to conclude the tour in Tulsa, Okla., on Nov. 20. The tour's next date is Sept. 9 in Spokane, Wash. He will release a double-album of his greatest hits and a concert recording, titled Hits Alive, on Nov. 2. As previously announced, he will join Carrie Underwood to host the CMA Awards on Nov. 10 in Nashville.