A car crash involving students going to their college graduation takes its toll on the residents in the ER, Derek's wedding gift is uniquely suited for Meredith - even if the oversight is not. Meanwhile, Denny's return has Derek and Bailey searching for the cause, and the results will change the outcome of the day. Written by
Did You Know?
Every episode of the show is named after a famous song. "What a Difference a Day Makes" is a song by Dinah Washington
. See more
When the first woman from the crashed SUV is brought into the ER, the blanket covering her changes position between shots, from covering her waist to covering her chest. See more
First In Line
Performed by Matthew Mayfield See more