SAM TRIES TO CARE FOR HIS MENTALLY TROUBLED SISTER, AND AMELIA HAS LIFE-CHANGING NEWS, ON ABC'S "PRIVATE PRACTICE"

Guest Starring AJ Langer ("My So-Called Life"), Scott Amell ("Hung")

Also Guest Starring Anika Noni Rose ("Dreamgirls") as Sam's Sister, Corinne

"Andromeda" - Sam tries to take care of his sister, Corinne, but her mental condition makes that nearly impossible; Sheldon learns that Amelia has life-changing news; the flirtation between Addison and Jake continues, and Cooper rejects Charlotte's suggestion to seek outside help with Erica's care, on "Private Practice," THURSDAY FEBRUARY 23 (10:01-11:00 p.m., ET) on the ABC Television Network.

"Private Practice" stars Kate Walsh as Dr. Addison Forbes Montgomery, Tim Daly as Dr. Pete Wilder, Benjamin Bratt as Jake Reilly, KaDee Strickland as Dr. Charlotte King, Paul Adelstein as Dr. Cooper Freedman, Brian Benben as Dr. Sheldon Wallace and Caterina Scorsone as Dr. Amelia Shepherd, with Taye Diggs as Dr. Sam Bennett and Amy Brenneman as Dr. Violet Turner.

Guest Starring AJ Langer, Scott Amell and Anika Noni Rose. Other guest cast TBA.

"Andromeda" was written by Gabe Fonseca and directed by Mark Tinker.

"Private Practice" is broadcast in 720 Progressive (720P), ABC's selected HDTV format, with 5.1-channel surround sound. A TV parental guideline will be assigned closer to airdate.

For more information on "Private Practice" please visit ABC.com.