WHEN ARCHER SUFFERS A SEVERE SEIZURE, ADDISON USES EVERY POSSIBLE RESOURCE TO FIND THE CAUSE AND A CURE, WORKING WITH NAOMI, AND TURNING TO HER EX-HUSBAND, DEREK, ON ABC'S "PRIVATE PRACTICE"

Guest starring Grant Show ("Melrose Place," "Swingtown") as Archer Montgomery

"Acceptance" � When Archer suffers a severe seizure, his sister, Addison and his girlfriend, Naomi, aggressively search for the cause and cure, even calling Addison's ex-husband, Derek, for counsel. Meanwhile, Violet tells Sheldon and Pete that she is pregnant, and a seven year-old patient is abandoned, left for Cooper to care for, on "Private Practice," THURSDAY, FEBRUARY 5 (10:02-11:00 p.m., ET) on the ABC Television Network.

Note: This program will repeat Sat., Feb. 7 from 9:00-10:00 p.m., ET.

"Private Practice" stars Kate Walsh as Dr. Addison Forbes Montgomery, Tim Daly as Dr. Pete Wilder, Audra McDonald as Dr. Naomi Bennett, Paul Adelstein as Dr. Cooper Freedman, KaDee Strickland as Dr. Charlotte King, Chris Lowell as William Dell Parker, with Taye Diggs as Dr. Sam Bennett and Amy Brenneman as Dr. Violet Turner.

Guest starring Brian Benben as Sheldon and Alyssa Shafer as Patty, with Grant Show as Archer.

"Acceptance" was written by Mike Ostrowski and directed by Steve Gomer.

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

This episode of "Private Practice" will be available on ABC.com the day after airing on the network for users to watch online.