Gordon James

With solo surgeries for the residents pending, the interns and residents scramble for practice and a way to prove themselves.

A stampede at a comic book convention leads to an influx of colorful characters in the ER; Mark continues to make life difficult for Jackson.

Richard tries to get Adele into Derek and Meredith's Alzheimer's trial; Arizona and Mark try to plan a baby shower for Callie.

As Adele's condition deteriorates, Richard considers making a change; an explosion at a coffee shop results in a busy ER; Callie helps Meredith study; Lexie helps Alex and Arizona care for an intern's premature baby.

Teddy is called away on another case, as Henry is brought in for emergency surgery; Derek and Meredith finally receive news about Zola; a patient experiences complications after surgery.

Cristina and Owen continue to figure out their relationship amidst the pending lawsuit; and Bailey argues with Ben over plans for their upcoming nuptials.