My high school history teacher used to threaten to chain students to the wall and make them watch Woody Allen films as punishment. And that's about what it'd take for me to sit through a Barbra Streisand concert. But even Streisand's fans are becoming upset at her in your face liberal politics.

Streisand effortlessly crooned through a select repertoire of the hits she's amassed during her four-decade-plus career. But the night's most riveting moment came during what was perhaps the only unscripted -- and truly uncomfortable -- episode in the three-hour show.

There was Streisand, enduring a smattering of very loud jeers as she and "George Bush" -- a celebrity impersonator -- muddled through a skit that portrayed the president as a bumbling idiot.

Though most of the crowd offered polite applause during the slightly humorous routine, it got a bit too long, especially for a few in the audience who just wanted to hear Streisand sing like she had been doing for the past hour.

"Come on, be polite!" the well-known liberal implored during the sketch as she and "Bush" exchanged zingers. But one heckler wouldn't let up. And finally, Streisand let him have it.

"Shut the (expletive) up!" Streisand bellowed, drawing wild applause. "Shut up if you can't take a joke!"

With that one F-word, the jeers ended. And the message was delivered -- no one gets away with trying to upstage Barbra Streisand, especially not in her hometown.

In the immortal words of R. Lee Ermey: "Once again, Barbra Streisand has opened her alligator-sized mouth wide before her humming-bird brain has had a chance to catch up..."