He will face Democrat Elizabeth Colbert Busch, the sister of television comedian Stephen Colbert, in May's special election.

BBC: Mark Sanford wins comeback nomination for Congress seat

Sanford will face Democrat Elizabeth Colbert Busch, the sister of comedian Stephen Colbert, and Green Party candidate Eugene Platt in a May special election.

NPR: SC's Ex-Gov. Sanford Clears Hurdle In Comeback Bid

If that's not enough to grab the voters' attention, the winner of Tuesday's Republican primary will likely face the Democratic favorite, Elizabeth Colbert Busch.

CNN: Sanford seeks 'redemption' in wild congressional race

"If there's no possibility for satire, if you always have to look for the joke that every -- absolutely everyone will get, you won't have Jon Stewart, you won't have Stephen Colbert, " he said.

CNN: New Yorker editor defends controversial Obama cover