Ellen Pompeo is crossing over for Thursday's premiere of the new 'Grey's Anatomy' spin-off, and only ET is taking you first on set.
The 'Grey's Anatomy' firefighter spinoff debuts with a two-hour premiere Thursday, March 22 at 9 p.m. ET/PT on ABC.
The 29-year-old actress talks to ET about her career and the inspiration she's carrying with her on ABC's new firefighter drama.
Worlds are colliding on TGIT.
The first official trailer debuted during Thursday's episode of 'Grey's.'