Glee Guest Stars: David Alan Grier Cast as Mercedes' Dad?

Glee Guest Stars: David Alan Grier Cast as Mercedes' Dad?

Not a whole lot of confirmation on this one...other than David Alan Grier's Twitter. Which you would think might be confirmation enough, except...:

...doesn't that sound a little creepy-kind-of-strange to you guys? On the other hand, could be totally awesome. I'm up for some cool Mercedes episodes. What'cha think? Sound off in the comments!