GREY’S ANATOMY - “Sisters Are Doin’ It for Themselves” - Catherine returns to Grey Sloan for a surgical case that makes Lucas and Blue queasy. Amelia treats a possible cancer patient with a family that’s a little too supportive. Owen takes his medical future into his own hands, much to Teddy’s surprise. THURSDAY, MARCH 16 (9:00-10:01 p.m. EST), on ABC. (ABC/Liliane Lathan)DEBBIE ALLEN

GREY’S ANATOMY - “Love Don’t Cost a Thing” - A ghost from Simone’s past arrives just in time for Mika and Lucas’ epic house party. Jules and Blue watch Maggie risk it all on a special case, while Jo and Link help a woman through a stressful labor. THURSDAY, MARCH 9 (9:00-10:01 p.m. EST), on ABC. (ABC/Raymond Liu)ALEXIS FLOYD

GREY’S ANATOMY - “All Star” - Teddy makes a challenging decision. Meanwhile, Maggie and Winston aren’t on speaking terms, and Link leans on Jo for emotional support as he preps for a surgery on a well-known athlete. Simone and Lucas are surprised by an unlikely visitor. THURSDAY, MARCH 2 (9:00-10:01 p.m. EST), on ABC. (ABC/Liliane Lathan)ADELAIDE KANE

GREY’S ANATOMY - “Thunderstruck” – On the heels of life-changing news, a thunderstorm hits Grey Sloan. The attending surgeons and interns work together to save an injured reporter and family affected by the storm. Meanwhile, a beloved author undergoes a risky surgery, and complications from the storm arise on the fall finale event of “Grey’s Anatomy” THURSDAY, NOV. 10 (9:00-10:01 p.m. EST), on ABC. (ABC/Liliane Lathan)MIDORI FRANCIS, HARRY SHUM JR., ADELAIDE KANE, SCOTT SPEEDMAN, ALEXIS FLOYD

GREY’S ANATOMY - “When I Get to the Border” – Bailey and Addison take a road trip to volunteer at a family planning center, but a patient’s ectopic pregnancy leads to complications. Elsewhere, the interns play detective about Lucas’ relationship with Amelia, and Meredith catches up with Jackson on a trip to Boston when “Grey’s Anatomy” airs THURSDAY, NOV. 3 (9:00-10:01 p.m. EDT), on ABC. (ABC/Liliane Lathan)ANIELA GUMBS

GREY’S ANATOMY - “Haunted” – It’s Halloween night at Grey Sloan Memorial. Meredith and Nick try to spend some alone time together; Levi is stressed due to overworking, and Winston and Owen have the interns practice trauma training on a real cadaver on a new episode of “Grey’s Anatomy,” THURSDAY, OCT. 27 (9:00-10:01 p.m. EDT), on ABC. (ABC/Liliane Lathan)ANIELA GUMBS, ELLEN POMPEO

GREY’S ANATOMY - “Let’s Talk About Sex” – Bailey recruits the interns to create a series of social media videos informing teens about sexual health. The videos, filmed at Grey Sloan in front of a group of high schoolers, hit home as a student has medical complications during her visit. Elsewhere, Meredith and Maggie learn something new about Zola on an all-new episode of “Grey’s Anatomy” airing THURSDAY, OCT. 20 (9:00-10:01 p.m. EDT), on ABC. (ABC/Liliane Lathan)KATE WALSH

GREY’S ANATOMY - “Wasn’t Expecting That” – The attending surgeons and interns work together to solve a medical mystery when a college kid comes in with what first looks like food poisoning but has escalating and dire complications. Meanwhile, Jo spends her day off with Bailey on a new episode of “Grey’s Anatomy,” THURSDAY, OCT. 13 (9:00-10:01 p.m. EDT), on ABC. (ABC/Liliane Lathan)ADELAIDE KANE

GREY’S ANATOMY - “Everything has Changed” – After a long six months, Grey Sloan Memorial has reinstated its residency program. A group of talented and striving young interns has been recruited as the attending surgeons work to rebuild the program to its former glory. Meredith, still functioning as the interim chief, sees Nick for the first time since she rejected his offer to move to Minnesota. Meanwhile, Bailey tells Richard she is not ready to return to work; Levi works up the courage to break disappointing news to Jo, and things turn awkward when Link realizes he has met one of the interns already. With Amelia and Maggie’s help, the new doctors are thrown into their first day on the job dealing with injuries from a recent tornado on the season 19 premiere of “Grey’s Anatomy,” THURSDAY, OCT. 6 (9:00-10:01 p.m. EDT), on ABC. (ABC/Liliane Lathan)ALEXIS FLOYD, JAMES PICKENS JR.

GREY’S ANATOMY - “Everything has Changed” – After a long six months, Grey Sloan Memorial has reinstated its residency program. A group of talented and striving young interns has been recruited as the attending surgeons work to rebuild the program to its former glory. Meredith, still functioning as the interim chief, sees Nick for the first time since she rejected his offer to move to Minnesota. Meanwhile, Bailey tells Richard she is not ready to return to work; Levi works up the courage to break disappointing news to Jo, and things turn awkward when Link realizes he has met one of the interns already. With Amelia and Maggie’s help, the new doctors are thrown into their first day on the job dealing with injuries from a recent tornado on the season 19 premiere of “Grey’s Anatomy,” THURSDAY, OCT. 6 (9:00-10:01 p.m. EDT), on ABC. (ABC/Liliane Lathan)ALEXIS FLOYD, JAMES PICKENS JR.

GREY’S ANATOMY - “No Time for Despair” – Grey Sloan Memorial faces new pressures as Seattle Pres is overloaded, and Grey Sloan Memorial is now on surge capacity protocol. Meanwhile, Owen and Amelia are faced with one of the most controversial surgeries of their careers on “Grey’s Anatomy,” THURSDAY, DEC. 17 (9:00-10:01 p.m. EST), on ABC. (ABC)JAMES PICKENS JR.

GREY'S ANATOMY - "Help Me Through the Night" - Following the car crash at Joe's Bar and subsequent rescue efforts led by the Station 19 firefighters, Grey Sloan doctors work through the night to save the lives of their colleagues. Meanwhile, Amelia worries about sharing her pregnancy revelation with Link. Owen and Teddy take a big step, and Bailey deals with grief over her recent loss when "Grey's Anatomy" returns THURSDAY, JAN. 23 (9:00-10:01 p.m. EST), on ABC. (ABC/Kelsey McNeal) CHRIS CARMACK