The Binnadangan Festival is an annual of Pagay Festival (Palay Festival) held every July 4. The Festival was popularly known as the Araw ng Roxas Celebration but it was declared formally as Pagay Festival during the reign of Mayor Benedict Calderon. It is celebrated because of the rich agricultural bounty of Roxas, being one of the towns that produce large stocks of rice. The festival features a Parade comprises mostly by Politicians and participating schools from different parts of Roxas, kuliglig contest and cooking of the biggest rice cake that was also featured in the national television. Major events include a Street Dance Competition from different schools and Palarong Bayan.
Due to a conflict in the name of the festival, by which the town of Alicia, Isabela celebrates the same. It was changed to Binnadangan Festival by former Mayor Harry Soller. The Binnadangan comes from an Ilocano word meaning Bayanihan and was also derived from the former name of the town during the 1600s. The festival ends with a long Pyromusical.