Spoiler TV posted a couple of casting calls for the 12th episode of this season's Gossip Girl:
[JOY ABERNATHY] Late 30s-early 40s, female. Caucasian, attractive. Kira’s UES mother. Two scenes, 3 lines.
[BARTENDER] Early-mid 20s, female. Open ethnicity, attractive. Works at a Nassau County dive bar.
Source: Spoiler TV