varlums:

Apparently, pretty runs in Blaine’s family: White Collar hunk Matt Bomer is nearing a deal to guest-star in an April episode of Glee as the Warbler’s older brother, TVLine has learned exclusively.

This is big for a number of reasons. Among them:
  Since this will be the first time we meet any of the other Andersons, we might finally learn a bit about Blaine’s apparently gorgeous kin.

This will also be the first time a lot of people will get to hear Bomer sing — because yes, natch, his character will get in on his sib’s musical number.

tvline.com

Triangles will be formed and chemistry will heat up this winter on Glee — and we’re not talking about story arcs involving geometry or science. (As if the students of William McKinley High School actually attend classes in the first place!) TVLine’s intrepid reporters caught up with the cast of Fox’s high-school musical at Sunday’s Television Critics Association bash to get the scoop on what’s in store for several of the show’s power couples: