Meredith goes on an ambulance ride with Owen and Nathan to pick up a heart for a transplant patient. Musician & MS patient Kyle Diaz is admitted to Grey Sloan Memorial with a tremor in his hand, and the residents apply for the Preminger Grant. Meanwh... (more)ile, Catherine continues to insert herself into Jackson and April's business against Richard's wishes.

Debbie Allen, Samantha Sloyan, Wilmer Valderrama