It’s something old, something new and something Bleu: Wisconsin State Fair has announced REO Speedwagon, the Doodlebops Live! and High School Musical stars Vanessa Hudgens and Corbin Bleu as Main Stage acts for the 2008 fair.

REO Speedwagon, a staple in early ’80s arena rock, headlines at 8 p.m. July 31, the opening day of the fair. There is no opening act. Preschoolers will rejoice when the Doodlebops Live! show headlines at 6 p.m. Aug. 3.

For the tween crowd, HSM star Hudgens performs at 7 p.m. Aug. 5. Her HSM co-star, Bleu, opens the show.

Tickets for all concerts go on sale at 10 a.m. Saturday. Reserved seats for both REO Speedwagon and the Doodlebops shows are $10, $20 and $30. Reserved seats for the Hudgens-Bleu show are $15, $25 and $35. There are no free grandstand seats for any of the shows.

Tickets for all 2008 State Fair main stage shows, and for the State Fair, can be purchased online at www.wistatefair.com, or in person at the State Fair box office at the U.S. Cellular Main Gate at the fair park, at S. 82nd St. and W. Greenfield Ave., West Allis.

The 2008 State Fair runs July 31 through Aug. 10.