
Chyler Leigh (
Not Another Teen Movie, The Practice, Reunion) has been promoted to series regular for season four of
Grey's Anatomy. Leigh, who appeared in the
Grey's Anatomy finale, will be playing Meredith Grey's half-sister Lexie Grey. It was originally reported that Chyler was signed up for only thirteen episodes, but now as a regular cast member, we can expect to see her throughout the entire
Grey's Anatomy season.
In related news,
Grey's Anatomy spin-off
Private Practice has announced that
KaDee Strickland (
Fever Pitch, The Wedding Bells, The Grudge) will join the show as a series regular. Strickland will play the administrator at the Oceanside Wellness Center. There's not a lot of word just yet regarding exactly what kind of character Strickland will play, or how prominent a part it is.
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