Lionel Messi came through for Barcelona again, scoring with a perfectly struck free kick to give the defending champions a 3-1 win over Athletic Bilbao and a spot in the quarterfinals of the Copa del Rey on Wednesday. Messi fired a remarkable low strike into the right corner in the 78th minute at Camp Nou to help the Catalan club reverse a 2-1 first-leg loss and advance 4-3 on aggregate.