Here is the press release for episode 414, The Becoming, airing May 8.

"The Becoming" - The nurses' objections to McSteamy's trysts lead to the instating of a new "date and tell" policy. Meanwhile news of Burke's latest career achievements force Cristina to face her feelings for her ex, Meredith and Derek admit a veteran soldier into their clinical trial, and Callie turns to Sloan in her time of need, on "Grey's Anatomy," THURSDAY, MAY 8 (9:00-10:02 p.m., ET) on the ABC Television Network.

Guest starring Amy Madigan as Dr. Wyatt, Lauren Stamile as Rose, John M. Jackson as Kevin, Benny Ciaramello as Darren, Zilah Mendoza as Kyra, David Giuntoli as Todd and Loretta Devine as Adele.

"The Becoming" was written by Tony Phelan and Joan Rater and directed by Julie Ann Robinson.

Tony & Joan have previously written such episodes as 226 "Deterioration of the Fight or Flight Response," 325 "Didn't We Almost Have It All?" and 407 "Physical Attraction...Chemical Reaction." Julie Ann Robinson has also directed, among others, 309 "From a Whisper to a Scream."