Willemse was sent off in the 42nd minute of the round of 16 clash against Ulster. The second row and captain of the MHR violently collided with the Ulster rear, shoulder to head.
His second red card of the season after that collected with the XV of France against Ireland at the opening of the Six Nations Tournament (the 4th expulsion of his career...) Ulster will challenge Clermont at the Michelin stadium next Saturday in the quarter-final of this Challenge Cup.