Scandal Books Portia de Rossi for a 'Top-Secret Arc'

Portia de Rossi‘s career has been rocked by Scandal.

The Arrested Development star is joining the ABC smash’s upcoming fourth season for multiple episodes, TVLine has confirmed.

RELATED Scandal Scoop: New Lawyer Character Joining Season 4?

News of the casting was announced Wednesday on Twitter by the actress’ wife Ellen DeGeneres.

So annoying when people brag on twitter & that’s why I’m not tweeting that Portia just signed on to do a top secret arc on “Scandal”. Oops.

— Ellen DeGeneres (@TheEllenShow) July 23, 2014

Scandal returns on Thursday, Sept. 25, now hammocked between Grey’s Anatomy and the new Shondaland drama How to Get Away With Murder.