Cristina is awarded the first solo surgery among the residents, but she is forced to give it up and choose her replacement; Lexie is impressed when Mark performs a cutting-edge procedure; Callie doesn't know if Sadie is friendly or flirtatious.
They Said I Said — Sugarush Beat Company
Beginning of the episode where the Chief and the Attendings are voting on which resident will perform the first solo surgery. Again not the Sadie surgery episode, is however in 'All By Myself'.
Christina chooses Alex to perform first solo surgery. Alex finds Izzie, professes his love, and asks her to assist him for amputation solo surgery. Actual 'All By Myself' episode; not Sadie surgery.
Cristina/Owen kiss in boiler room. Meredith reassures Alex for solo surgery. Izzie assists. Meredith says the same thing as in the pilot. Lexie wants Mark to "teach her" and they kiss