New York Daily News - New York, NY, USA - Here's one fight we'd love to see: Renee Zellweger vs. Christie Brinkley.

Zellweger, 38, spent some animated face time with Beatle Paul McCartney on Saturday jamming to Tom Petty and the Heartbreakers.

As Zellweger smiled, laughed and hung on the 65-year-old musical icon's every word, our lensman spotted Brinkley casting what appeared to be less-than-delighted glimpses in their direction - and no wonder.

After all, it was just two weeks ago at a James Taylor concert in the same East Hampton venue that Brinkley, 53, sparked romance rumors when she and Sir Paul, who is estranged but not yet divorced from Heather Mills,

USA Today - USA - A whole lot of uptown girls grooved to Billy Joel Saturday night.

Renee Zellweger, Kelly Ripa and Mary-Kate Olsen danced as Joel performed at the Social @ Ross concert, a series of events that is becoming the marquee bash of the already glitzy Hamptons party circuit. The musical extravaganzas previously featured Prince and the Dave Matthews Band, and with tickets selling for $4,000 each, it's no wonder the night is a lavish one.

Zellweger clapped her hands and danced with a mystery man to Joel's encore of Piano Man. Ripa grooved along with her husband, Mark Consuelos. Alec Baldwin stood in the