CBS's Mom Marks a Milestone With Its 150th Episode

In the Peak TV era of limited run series, it's a real accomplishment for a show to make it to 100 episodes, let alone 150. CBS's Mom crosses that threshold tonight, and if you think you're too cool to watch a Chuck Lorre show, Primetimer's Tara Ariano says think again. Also today: Everything's Gonna Be Okay wraps its first season with a visit to The Big Apple, the Project Runway designers unveil their collections, plus new episodes of Grey's and Brooklyn Nine-Nine. Here's what's new and noteworthy on TV this Thursday:

NEW EPISODE: In tonight's milestone 150th episode of Mom, Marjorie (Mimi Kennedy) needs a little help from friends Christy (Anna Faris) and Bonnie (Allison Janney) as she prepares to babysit her granddaughter. Watch the preview. 9:00 PM ET on CBS

SEASON FINALE: The first season of Freeform's Everything's Gonna Be Okay has been at its best when showing life in all its complicated glory. In tonight's season finale, a family trip to New York has Nicholas (Josh Thomas) pondering life after Matilda (Kayla Cromer) goes to college. Watch the preview. 8:30 PM ET on Freeform

NEW EPISODE: Is it Link or Owen? If the promos are to believed, Amelia (Caterina Scorsone) will finally learn who's the father of her child tonight on Grey's Anatomy. Also: Meredith (Ellen Pompeo) fights to save a diabetic patient, and an inventor visits Grey Sloan in search of Tom's (Greg Germann) assistance. Watch the preview. 9:00 PM ET on ABC

NEW EPISODE: Jake (Andy Samberg) debates which of his Brooklyn Nine-Nine colleagues to invite on a special outing, while Holt (Andre Braugher) suffers a personal loss. 8:30 PM ET on NBC

SEASON FINALE: The Project Runway designers must balance the advice of the experts with their own gut instincts as they prepare their collections for the final runway walk. 9:00 PM ET on Bravo

SEASON FINALE: The season finale of The Unicorn finds Wade (Walton Goggins) wishing his late wife could be there as he helps Grace (Ruby Jay) get ready for her first school dance. 8:30 PM ET on CBS

SERIES PREMIERE: Netflix's latest import Hospital Playlist follows five practicing doctors who have been friends for two decades. Watch the preview. Streaming on Netflix

ALSO TODAY:

• Tommy (Edie Falco) is under pressure to solve a kidnapping case involving the child of a well-known businessman. Watch the preview. 10:00 PM ET on CBS
• Katy Keene (Lucy Hale) keeps her mind off her troubles by focusing all of her attention on work. Watch the preview. 8:00 PM ET on The CW
• Better Things finds Sam (Pamela Adlon) stepping in to give her married friends some much-needed advice. Watch the preview. 10:00 PM ET on FX

Mike Attebery is Senior Editor at Primetimer and the author of seven mystery thrillers. Follow him on Twitter at @mikeattebery.