On Monday evening, Vogue's Sally Singer opened her Chelsea home to host an intimate affair for her friend Isabel Toledo. Alber Elbaz, Narciso Rodriguez, and Francisco Costa were among those who gathered to celebrate the designer's new position at Anne Klein. Also in the mix were Singer's fellow editors Hamish Bowles and Jane Herman, Paper's Kim Hastreiter and Mickey Boardman, and nightlife fixtures Susanne Bartsch and Joey Arias.