WWE has announced a Royal Rumble contract signing with John Cena and WWE Champion AJ Styles for the first SmackDown episode of 2017.

Below is the updated line-up for tomorrow's blue brand show:

* Cena - Styles contract signing

* Dolph Ziggler vs. Baron Corbin

* Dean Ambrose vs. WWE Intercontinental Champion The Miz

Below is a promo for this week's show:


Follow Marc Middleton on Twitter at @this_is_marc. Got a news tip or correction? Send it to us by clicking here.