The vocal rockers with a name like a law firm continue to bear aloft the Original Woodstock Nation banner, seemingly at peace with their elder-statesman status and with one another. The core trio seemed re-energized during its hugely successful 2000 tour with temperamental on-again, off-again collaborator Neil Young (who, truth be told, always gives CSN a kick in the ass when needed). You can surely expect classic rock warhorses like “Teach Your Children,” “Wooden Ships,” “Suite: Judy Blue Eyes” and “Southern Cross.”

But CSN promises a longer show this time, and more extensive dips into the catalogs of their various incarnations and former bands. Though signs of vocal creakiness — at least by Stills — set in during their last Houston stop, the guys can still easily pull off the trademark three-part harmony that has wafted over countless bong hits and burning patchouli. David Crosby has been most in the spotlight recently, as much for his reproductive skills (Melissa Etheridge may need to take out extra insurance on her kids) as his musical ones (releasing Just Like Gravity with CPR, his jazz-rock group).

At the very least, this trip to East Texas has got to be better than the one in 1986, which found Crosby ensconced not far from the Woodlands Pavilion, in a cozy cell in Huntsville for a variety of drug and weapons charges. “I don’t like TDC, but I’ll say this: Their system works for them,” he recounted in his autobiography, Long Time Gone. “It’s brutal, but it’s functional.”

Bob Ruggiero has been writing about music, books, visual arts and entertainment for the Houston Press since 1997, with an emphasis on Classic Rock. He used to have an incredible and luxurious mullet in...