Elton John AIDS Foundation’s Oscar-viewing party

Guests arrive at the Elton John AIDS Foundation’s Oscar-viewing party on Sunday. From left: Kasia Ostlun and Jeffrey Tambor; Retta; and Russell Simmons and guest.

Boy George arrives at Elton John’s party at West Hollywood Park on Sunday.

Guests arrive at the Elton John AIDS Foundation’s Oscar-viewing party on Sunday. From left: Mena Suvari; Nancy Wilson and Geoff Bywater; and Kelly Rowland.

Guests arrive at the Elton John AIDS Foundation’s Oscar-viewing party on Sunday. From left: Dave Grohl and Jordyn Blum; Christopher French and Ashley Tisdale; and Evan Ross and Ashlee Simpson.

Guests arrive at the Elton John AIDS Foundation’s Oscar-viewing party on Sunday. From left: Gordon Ramsay, Keegan-Michael Key and Steven Tyler.

Musicians Sheryl Crow and Steven Tyler attend Elton John’s Oscar party in West Hollywood.

Guests arrive at the Elton John AIDS Foundation’s Oscar-viewing party on Sunday. From left: Brittany Snow, Sheryl Crow and Dita Von Teese.

Actors Nikki Reed and Ian Somerhalder at the Oscar-viewing party.

Guests arrive at the Elton John AIDS Foundation’s Oscar-viewing party on Sunday. From left: Lea Michele, Sarah Hyland and Andie MacDowell.

Host Sir Elton John, from left, actor Charlie Sheen and host David Furnish at the event in West Hollywood.

Guests arrive at the Elton John AIDS Foundation’s Oscar-viewing party on Sunday. From left: musician Gene Simmons and Sophie Simmons; actor Vince Vaughn and Kyla Weber; and Taye Diggs and Amanza Smith Brown.

Producer Jacob Pechenik and actress Zooey Deschanel at the 24th annual Oscar-viewing party held by the Elton John AIDS Foundation.

TV personality Kelly Osbourne, left, and singer Mariah Carey at the Elton John AIDS Foundation event.