📺 What to Watch Tonight: Sunday, September 21, 2025: Tulsa King Returns and Task Brings the Heat

From Earth, Wind & Fire to Big Brother Battles — Your Ultimate What To Watch TV Fix Is Right Here

Welcome to your Sunday screen-time survival guide, courtesy of The TV Cave — your one-stop spot for everything TV. Whether you're in the mood for music legends, mystery-solving seniors, or a Big Brother showdown, tonight's lineup is serving major range. Let's dive into what's poppin’ on your screens this September 21.

☀️ Early Bird Specials (a.k.a. Streaming Drops Worth Waking Up For)

🎤 Lilith Fair: Building a Mystery

3:00 AM ET — Hulu Rise and rage, queens. This doc digs deep into the untold story of the iconic ‘90s women-powered music fest, Lilith Fair, with over 600 hours of never-before-seen footage. It's nostalgic, empowering, and long overdue. Plug in your headphones and soak in the girl power.

🐍 Tulsa King Season 3 Premiere

3:00 AM ET — Paramount+ Sylvester Stallone is back and apparently allergic to peace. Dwight's got new enemies — the kind with generational wealth and no chill. Welcome the Dunmires, y’all. They're rich, ruthless, and ready to ruin your fave mobster's vibe.

🕗 Prime Time Picks (8:00 PM ET)

🎢 20/20: The Happiest Story on Earth — 70 Years of Disneyland

8:00 PM ET — ABC (Two Hours) This special will hit you right in the childhood. Expect magic, nostalgia, and some A-list Disney stans like Neil Patrick Harris and Jamie Lee Curtis. Plus, a sneak peek into Disneyland’s future — yes, they’re probably building another Galaxy’s Edge.

😂 99 to Beat (Series Premiere)

8:00 PM ET — Fox (Special Night and Time) Ken Jeong and Erin Andrews host this chaos-fueled game show where 100 contestants compete in ridiculous games. The title says "99 to Beat" but let’s be real, it’s probably you vs. your dignity.

🍗 The Chicken Sisters

8:00 PM ET — Hallmark Channel A storm hits, and small-town vibes go full heartwarming. Neighbors unite, feathers fly, and if you’re craving feel-good family drama with zero murder — this is your cozy corner.

🎶 A Grammy Salute to Earth, Wind & Fire: Live

8:00 PM ET — CBS (Two Hours) Celebrate the 21st night of September (yes, that one) with a Hollywood Bowl blowout featuring EWF, Stevie Wonder, Jonas Brothers, Janelle Monáe and more. You won’t be sitting still for this one. Or sober.

🕵️ Professor T

8:00 PM ET — PBS A murdered gallery owner, a vandalized painting, and a distracted Professor T (DNA drama alert!). The vibes are Sherlock Holmes but make it quirky British academia.

🕘 9:00 PM ET — More Drama, More Weirdness

📺 2025 Fox Fall Preview

9:00 PM ET — Fox Hosted by Jane Lynch and Jane Krakowski (because two Janes are better than one), this special gives us a behind-the-scenes look at Fox’s fall slate. Set your expectations and your DVRs accordingly.

🗞️ Have I Got News for You

9:00 PM ET — CNN (Special Time) Adam Kinzinger and Negin Farsad join the panel for sharp, funny, politically-savvy takes. Catch it before it returns to its regular Saturday slot.

👿 Let the Devil In (Docuseries Finale)

9:00 PM ET — MGM+ The residents of Jefferson are still haunted — and now, they're creating their own theories. Small-town mystery meets true crime obsession in this chilling final chapter.

👩‍🦳 The Marlow Murder Club

9:00 PM ET — PBS A member of the sailing club takes a permanent dip and the amateur sleuth squad springs into action. Judith, Becks, and Suzie are basically your new fave trio.

💼 Task

9:00 PM ET — HBO Shady business, murky loyalties, and a raid that uncovers a bombshell. It's prestige TV with just enough grit to keep you hooked.

🧟 The Walking Dead: Daryl Dixon

9:00 PM ET — AMC Daryl wants out, Carol wants answers, and France is still, somehow, crawling with zombies. Survive this episode, then go read our recap.

🕙 10:00 PM ET — It’s Getting Spicy

🏠 Big Brother

10:00 PM ET — CBS (Special Time) We’re down to five. The Head of Household competition gets brutal and alliances get shady. Expect lies, tears, and at least one diary room meltdown.

🔍 Unforgotten

10:00 PM ET — PBS Secrets unravel, suspects squirm, and a witness might finally break the case wide open. If you like your crime slow-burn and British, you’re in for a treat.

🕚 Late-Night Ride (11:00 PM ET)

🏍️ Ride with Norman Reedus

11:00 PM ET — AMC Reedus and Robert Patrick cruise through Georgia, soaking in its musical roots and getting real about second chances. It's biker zen meets Americana soul-searching.

📌 TL;DR — What Not to Miss

• “Tulsa King” is back and badder than ever

• “Grammy Salute to Earth, Wind & Fire” is your musical main event

• “Big Brother” gets cutthroat with only five left

• “99 to Beat” gives you game show chaos with major cringe potential

• And yes — it’s literally the 21st night of September 🎶

Bookmark The TV Cave for your daily dose of snark, recaps, and what’s worth watching — so you never waste a night on boring TV again. 💅