Last Night's Parties: SJP Helps Barneys Unveil Their Holiday Windows, John Legend Performs At Dom Perignon's "The Power Of Creation," And More!

Dom Perignon Presents "The Power of Creation" with A Private Performance and Dinner by Lang Lang and John Legend

[John Legend, Chrissy Tiegen] [John Legend, Lang Lang] [Sean MacPherson, Rachelle Hruska MacPherson] [Photos via BFA] Where: St. Bart's Church Who was there: Guests included John Legend, Chrissy Teigen, Christian Siriano, Richard Geoffroy, Lang Lang, Jennifer Missoni, Stefano Tonchi, Ondine de Rothschild, Kelly Rutherford, Rachelle Hruska MacPherson, Sean MacPherson, Marco Brambilla, Lorenzo Martone, Tennessee Thomas, Candice Pool, Casey Neistat, and Marjorie Gubelmann. Other details: Guests celebrated "The Power of Creation" at St. Bart's church last night with dinner and a special performance by John Legend and Lang Lang. [Photo via @rachellehruska] [John Legend, Lang Lang, via @guestofaguest] [Christian Siriano, Annaliese Peterson]