Who'd You Rather?

Film actress Emmy Rossum, reality star Whitney Port and "30 Rock" hot chick Katrina Bowden all struck a pose at the same Ecco Domani Fashion Party in NYC on Wednesday.

"Dancing with the Stars" toe tapper Mark Ballas, ice shaker Evan Lysacek and moon walker Buzz Aldrin all showed up at the same event in L.A. on Tuesday.

"Pretty Wild" stars Tess Taylor, 19, (left) and alleged Burglar Bunch member Alexis Neiers, 18, (right) showed up to the same event in L.A. the other day.

Former "American Idol" Adam Lambert and '80s former pop star Boy George glammed it up at the same event in London this weekend.

"Hurt Locker" stud Jeremy Renner and "Grey's Anatomy" McDreamy Patrick Dempsey both showed up to the same event in L.A. on Thursday.

Former Runaways members Joan Jett, 51, and Cherie Currie, 50, reunited in NYC on Wednesday.

The original "Hot Lips" from the 1970 film version of "M*A*S*H" Sally Kellerman, 72, and feminist icon Gloria Steinem, 75, both showed up to the same event in Beverly Hills on Tuesday.

Pussycat Dolls founder Robin Antin, 48, Leona Lewis, 24, Mel B, 34, and Natasha Bedingfield, 28, all showed up to the same event in Vegas the other day.

Rafael Nadal, Pete Sampras, Andre Agassi and Roger Federer all showed up to the same tennis event in Palm Springs this weekend.

Deryck Whibley-Lavigne, 29, and Nick Cannon-Carey, 29, both showed up to the same event in L.A. on Wednesday.

"Clan of the Cave Bear" star Daryl Hannah, 49, and former talk show host Ricki Lake, 41, both showed up to the same event in West Hollywood on Thursday.

Believe it or not, but Gwyneth Paltrow, 37, and Michelle Rodriguez, 32, were both at the same event in Abu Dhabi on Wednesday.

Folky female singers Joan Osborne, 47, and Suzanne Vega, 50, rocked out at the same event in NYC on Monday.

The newest "Real Housewives of New York" Sonja Morgan (left) and Jennifer Gilbert (right) were ready for their closeups at the same event in NYC the other day.

Oscar non-nominees Jennifer Lopez, 40, and Demi Moore, 47, vogued for the cameras at the Academy Awards.

Here's "Avatar" star Sam Worthington and Zac Efron -- who's not in any nominated films -- on the Oscar red carpet.