John Lennon's widow Yoko Ono, New York Mayor Michael Bloomberg and rockers Joe Walsh and Keith Richards were among the celebrities in attendance at the bash Friday night in New York's Bowery Hotel, E! News reported Monday.
Also spotted at the event were Ralph Lauren, Jon Bon Jovi, Dave Grohl, Steve Buscemi and James Taylor. Shevell's second cousin, Barbara Walters, a guest at the couple's very private wedding in London this month, attended both events.
McCartney, 69, and Shevell, 51, treated their guests to vegetarian cuisine and free-flowing champagne, E! News said.