The Wisconsin State Fair has announced more Main Stage acts.

On Saturday, August 7, the North American Fighting Championship "Relentless" series will stop at the Potawatomi Bingo Casino Main Stage for an 8 p.m. Show. The card will include some of the state's top fighters, like Chico "King" Camus Justin "The Fighting Fireman" Lemke and Kyle "Wicked" Weickhardt.

Milwaukee native and UFC veteran Ravishing Red Schafer will also appear on the card.

Bret Michaels brings his Roses & Thorns World Tour 2010 to the Potawatomi Bingo Casino Main Stage on Saturday, August 14. The show will also include special guests Warrant and Firehouse.

Tickets for both shows go on sale April 10 at 10 a.m. And can be purchased online at WiStateFair.com or in person at the U.S. Cellular Main Gate Box Office at Wisconsin State Fair Park.

The 2010 Wisconsin State Fair runs August 5-15.