
FOX has released an official description and images from the episode which you can see below. First, the description:
BLAINE’S BIG BROTHER PAYS A VISIT TO LIMA ON AN ALL-NEW “GLEE” TUESDAY, APRIL 10, ON FOX
Matt Bomer (“White Collar”) Guest-Stars
Much to Blaine’s chagrin, his big-shot Hollywood actor brother, Cooper (Guest Star Bomer), comes to visit in the all-new Spring Premiere “Big Brother” episode of GLEE airing Tuesday, April 10 (8:00-9:00 PM ET/PT) on FOX. (GLE-315) (TV-14 L)
Cast: Matthew Morrison as Will Schuester; Jane Lynch as Sue Sylvester; Lea Michele as Rachel Berry; Cory Monteith as Finn Hudson; Jayma Mays as Emma Pillsbury; Dianna Agron as Quinn; Chris Colfer as Kurt; Kevin McHale as Artie; Amber Riley as Mercedes; Mark Salling as Puck; Jenna Ushkowitz as Tina; Naya Rivera as Santana Lopez; Heather Morris as Brittany; Harry Shum as Mike Chang and Darren Criss as Blaine Anderson.
Guest Cast: Chord Overstreet as Sam Evans; Damian McGinty as Rory Flanagan; Vanessa Lengies as Sugar Motta; Lauren Potter as Becky Jackson; Matt Bomer as Cooper Anderson.
And here are the images:
GLEE: Members of the glee club (L-R: Vanessa Lengies, Naya Rivera, Heather Morris, Harry Shum Jr. and Mark Salling) go to an amusement park for senior ditch day in "Big Brother," the Spring Premiere episode of GLEE airing Tuesday, April 10 (8:00-9:00 PM ET/PT) on FOX. ©2012 Fox Broadcasting Co. Cr: Jordin Althaus/FOX
GLEE: Members of the glee club (L-R: Vanessa Lengies, Naya Rivera, Heather Morris, Harry Shum Jr. and Mark Salling) go to an amusement park for senior ditch day in "Big Brother," the Spring Premiere episode of GLEE airing Tuesday, April 10 (8:00-9:00 PM ET/PT) on FOX. ©2012 Fox Broadcasting Co. Cr: Jordin Althaus/FOX