Mary-Louise Parker better watch out! Gossip Girl's Michelle Trachtenberg will be guest starring on Weeds as Nancy's rival!
According to Entertainment Weekly, Michelle is set to make a guest appearances on this season Weeds in two episode.
The Gossip Girl star will play Emma, a low-level pot dealer and naturally catches the attention of Hunter Parrish's character Silas.
Sounds like the type of scandal Michelle is quite skilled at after playing Georgina!
Weeds seventh season airs tonight on Showtime.
Watch a teaser for the season, below!