Merle Haggard and Willie Nelson team up for mid-April shows at Whitewater Amphitheatre. Photo by Gary Miller/Courtesy of Arlyn Studios.

Concert announcements for early 2016 are starting to heat up, including a big one at Whitewater Amphitheater in New Braunfels: three nights of Willie Nelson and Merle Haggard April 15-17. Tickets go on sale Friday via the venue’s website.

Also just announced are a slew of shows at the Paramount Theatre, including Nick Lowe and Mavis Staples on March 6. Other highlights include Delbert McClinton Feb. 12, Randy Newman March 5 and Graham Nash May 5. Check austintheatre.org or call 512-474-1221 for details on tickets to individual concerts as well as season subscriptions.