Credit: Twitter

UPDATE: Here's a play-by-play recap of Episode 9! And here are details on the Sunday, February 16 Episode 10, "Inmates."

Original story:

The two month wait is over! The Walking Dead Season 4 is finally returning with Episode 9, “After” on Sunday, February 9 (aka tonight) at 9 p.m. ET on AMC.

Are you all caught up and prepared to dig into the second half? Don’t be so sure. Executive producer/comic book writer Robert Kirkman suggested we all re-watch the first half of Season 4 to pick up more “breadcrumbs” and hints about major story arcs in the second half. You can re-watch the first half today, starting at 1 p.m. during AMC’s Season 4 marathon, which will run all day in advance of the new episode.

What if you’ve never seen the show before but want to start now to see what all the fuss is about? Well, first of all — welcome to the fold! You can watch this quick recap video to get up to speed in no time. What’s Trending’s Ethan Newberry summarizes everything that’s happened in the first four seasons in a funny, fast-talking review that does a good job of giving you the big picture — all in four minutes:

Once you’re caught up, if you have time left, you should dig a little deeper into the first eight episodes of Season 4. Check out our recaps for each episode, counting backward from the mid-season finale, Episode 8, which is the most important one to review before Episode 9, since tonight’s new action will pick up directly after the prison battle with The Governor.

•  Episode 8: The Walking Dead Season 4 Episode 8 Recap: Governor Vs. Prison! Who Died in Mid-Season Finale, "Too Far Gone"?

• Episode 7: The Walking Dead Season 4 Episode 7 Recap: Who Died? Prison in Trouble After Governor's "Dead Weight"?

• Episode 6: The Walking Dead Season 4 Episode 6 Recap: The Governor Makes and Loses Friends in "Live Bait" — Miss the Prison?

• Episode 5: The Walking Dead Season 4 Episode 5 Recap: He's Baaaack! Who Died? Where's Carol? Hershel Owns "Internment"

• Episode 4: The Walking Dead Season 4 Episode 4 Recap: Rick Vs. Carol! Who Got Left Behind in "Indifference"?

• Episode 3: The Walking Dead Season 4 Episode 3 Recap: Whoa, Killer! Who's Sick Now? Who Got Hammered in "Isolation"?

• Episode 2: The Walking Dead Season 4 Episode 2 Recap: Who Died? Who Burned? Who May Be "Infected"?

• Episode 1: The Walking Dead Season 4 Premiere Recap: Who Died, Who's Sick, Who's "Pookie"?

Feel like looking ahead? Here's what will happen on Episode 9, and here are details on next Sunday's (February 16) Episode 10. Want more? Here are the titles, synopses and other details on every episode in the second half.

The Walking Dead Season 4 returns with Episode 9 on Sunday, February 9 at 9 p.m. ET on AMC.