PORT Adelaide's Justin Westhoff will front the AFL Tribunal tonight as he challenges a one-game ban for striking Essendon's Cale Hooker.

He is risking a two-game ban if the challenge is unsuccessful.

Join Nathan Schmook LIVE from the Tribunal from 5pm (AEST) as the Westhoff case is heard.

Watch MRP Chairman Mark Fraser's take on the weekend's games here.