Uh-oh, drama is a-brewin' on the Glee set and we're not talking about the scripted dramz!
Talk about a figurative slap in the face!
But maybe life is imitating art for these two!
But we already knew that would be the case!
The 32-year-old singer performed his upbeat Only When I Walk Away (above) and the silky smooth Pair Of Wings (below)!