It’s official: Oprah Winfrey will guest-star as herself on the November 6 episode of the Emmy-winning NBC sitcom 30 Rock, the network announced on Thursday.

The Queen of Talk filmed her role last Saturday at the Silvercup Studios in Queens, New York.

“Oprah Winfrey’s presence on 30 Rock makes this episode a television event,” Teri Weinberg, NBC Entertainment Executive Vice President, said in a statement. “She is a true legend in her own time, and in this comedy’s tradition, it provides the perfect showcase for stars of her renowned status. We are all thrilled.”