Blake Shelton

Shelton plays a free concert on Thursday, Sept. 20, at the Fort Worth honky tonk to celebrate the launch of Smithworks Vodka. Here's how to gain entrance:

• Fans 21 years and older can line up at Billy Bob's at 10 a.m. on Sept. 20.

• The first 5,000 people in line who are 21 years or older will get a wristband.

• Those with a wristband should return at 4 p.m. to line up for entrance.

• Doors open at 5:30 p.m. The concert starts at 8:30 p.m.

-- From staff reports