Credit: Adam Rose/FOX ©2011 Fox Broadcasting Co. Photo: Sneak Peek Photos: Glee on Valentine’s Day! Season 3, Episode 13: “Heart”

Can you believe it? The Glee Valentine’s Day episode is only a week away. Season 3, Episode 13: “Heart,” airs on February 14, and we’ve searched far and wide to find all the details we can for this long-awaited ep. From Samuel Larsen’s Glee debut to that big Brittana kiss, here’s a look at what you can expect.

SPOILERS

- Synopsis of Glee Season 3, Episode 13: “Heart” — What Happens in the Valentine’s Day Episode?

All the basics, courtesy of Fox’s official episode summary.

Glee Season 3, Episode 13 Promo: Our In-depth Analysis of “Heart” — New Clues Revealed!

We've broken down the promo, second-by-second, searching for clues. Here's what we found out.

- Glee Spoiler: Will Brittany and Santana Kiss in Valentine’s Day Episode? Heather Morris Reveals!

Excited yet, Brittana fans?

- Glee Valentine’s Day Spoilers! Samuel Larsen, Brittana, and Klaine: What to Expect

So many amazing things... all happening in one episode!

Glee Spoilers: Samuel Larsen’s Character Gets a Love Interest?

Actually, when you think about it, there aren't that many single girls at McKinley right now.

- First Look: Samuel Larsen on Glee! Dianna Agron Tweets Welcome [PHOTO]

It’s Sam and Sam! That’s a whole lot samazing for one little photograph to handle.

- Finn and Rachel — in Bed?! OMG Pic of the Day

Happy V-day, Finchel!

Glee: The Valentine’s Day Dance! Cast Tweets On-set Photos

We love Artie's sweater.

- Glee Valentine’s Day Spoilers: Samcedes Scoop and a New Love Triangle

Even after last week’s kiss, Sam still doesn’t get the girl? Guess he’ll just have to work even harder to win her over.

Glee on Valentine’s Day: Damian McGinty Teases “Big Shock” for Rory

What could it be?

MUSIC

Credit: Glee on Fox on YouTube Photo: Watch! Samuel Larsen's Full Performance of Gym Class Heroes' "Stereo Hearts" in Glee Season 3, Episode 13: "Heart" (VIDEO)

VIDEOS

Credit: YouTube Photo: Promo for Glee Season 3, Episode 13: "Heart" — Brittany and Santana Kiss on Valentine's Day! (VIDEO)
Credit: Glee on Fox on YouTube Photo: Glee on Valentine's Day: Behind-the-Scenes of the "Lusty" Boy Band Serenade (VIDEO)
Credit: Glee on Fox on YouTube Photo: Sneak Peek Clip: Rachel's Dads Know About the Engagement! How Do They React? Glee Season 3, Episode 13: "Heart" (VIDEO)