Olivia Newton-John and her celebrity friends walked the ‘Pink Lady’ carpet on the opening of her new show ‘Summer Nights’ at Flamingo Las Vegas on April 11, 2014 in Las Vegas, Nevada (Pictured: Olivia Newton-John and Marie Osmond – Photo credit: Denise Truscello / WireImage / www.DeniseTruscello.net).

Photo credit: Denise Truscello / WireImage / www.DeniseTruscello.net.
Guests included husband John Easterling, song writer John Farrar (he wrote many of Olivia Newton-John’s hits and co-produced Grease, friend and former singing partner Pat Farrar, actor/singer Joey Lawrence, Glee star Dot Jones and partner Bridgett Casteen, actor/singer/drag queen RuPaul, Flamingo headliner Marie Osmond and cast members of Harrah’s musical Million Dollar Quartet.

Photo credit: Denise Truscello / WireImage / www.DeniseTruscello.net.

Photo credit: Denise Truscello / WireImage / www.DeniseTruscello.net.

Photo credit: Denise Truscello / WireImage / www.DeniseTruscello.net.

Photo credit: Denise Truscello / WireImage / www.DeniseTruscello.net.

Photo credit: Denise Truscello / WireImage / www.DeniseTruscello.net.

Photo credit: Denise Truscello / WireImage / www.DeniseTruscello.net.

Photo credit: Denise Truscello / WireImage / www.DeniseTruscello.net.

Photo credit: Denise Truscello / WireImage / www.DeniseTruscello.net.

Photo credit: Denise Truscello / WireImage / www.DeniseTruscello.net.