Today and tonight at AARP: Martina Navratilova, Sheehy, travel author and broadcaster Peter Greenberg, chef Anthony Amoroso, Olympia Dukakis, then a concert by the Duke Ellington Orchestra, Tito Puente Jr., Kool & the Gang and the Zippers.

Admission, available only on-site, gets you into day sessions. AARP members: $25 for the weekend. Nonmembers: $35, which comes with a year's membership. Concerts cost extra: $35 Friday night; $25-$95 for Hill's show. Check AARP.org.

CRAZIEST WEEKEND EVENT

Porn actresses and regulars from Howard Stern's radio show are among 19 fighters facing off Saturday night in nine, radio-centric bouts in Muse Hall at the Hard Rock.

So porn actress Joanna Angel takes on some radio show guy. Stern regular Reverend Bob Levy fights a radio producer. In another round, a fighter will be blindfolded and wearing shock dog collars. Tickets cost $25 through Ticketmaster.

WEEKEND PLANNER

Check out today's Neon section for details on the following:

• Concerts -- Tim McGraw today at M Resort pool ... Peaches on Saturday at Palm's club Rain ... Stone Temple Pilots tonight at Primm's Buffalo Bill's ... LeAnn Rimes tonight at Treasure Island ... Rob Thomas on Saturday at the Palms ... Tonic tonight at Silverton ... Village People on Saturday at Silverton ... Jamie O'Neal tonight-Sunday at South Point ... Everlast tonight at Hard Rock's Wasted Space ... "A Bronx Tale" starring Chazz Palminteri tonight-Saturday at The Venetian.

• Sports and dogs -- Las Vegas Wranglers vs. Alaska Aces tonight on the Orleans Arena ice ... Metro Police K-9 trials (for free) Sunday at Orleans Arena ... Toros Las Vegas Bloodless Bullfighting tonight-Saturday at South Point ... Dogtoberfest Saturday at MonteLago Village in Henderson.

• Homes and cars -- Home Show Extravaganza tonight-Sunday at Cashman Center ... Famous cars from TV and movies ("The Dukes of Hazzard," "Back to the Future," etc.) today-Saturday at Fremont Street Experience ... Traxxas Torc Off-Road Championship Series tonight-Saturday at Las Vegas Motor Speedway.

• And choose from 38 haunted houses in Neon's Diversions section.

END QUOTE

"The guillotine missed me by 6 inches, and that's a 40-pound blade!" -- Alice Cooper in my interview in the back of today's Neon. He performs tonight-Sunday at The Orleans.

Doug Elfman's column appears Sundays, Mondays, Tuesdays and Fridays. E-mail delfman@reviewjournal.com. The blog's at reviewjournal.com/elfman.