Over the last 24 hours, all Glee buzz has surrounded a pair of upcoming guest stars. Whoopi Goldberg? Lindsay Lohan?!?

But the latest preview for this comedy's spring premiere, "Big Brother," brings the focus back to our main players. It hypes the final eight episodes of season three as a "countdown to graduation," with Finn dropping an unexpected bomb on Rachel and Sue revealing a key tidbit about the father of her baby.

We'll also learn within the first 60 seconds of this April 10 installment whether or not Rachel and Finn actually got married to conclude "On My Way." Watch the preview now:

Glee has also released a few more photos from the installment. Check out Blaine dancing, Matt Bomer guest-starring and Puck leading seniors on ditch day below: